Brian Denis Cox CBE (born 1 June 1946) is a Scottish actor. He has worked extensively with the Royal Shakespeare Company and the Royal National Theatre, where he gained recognition for his portrayal of King Lear. He played supporting roles in Rob Roy (1995) and Mel Gibson’s Academy Award-winning Braveheart (1995). He was the first actor to portray Hannibal Lecter on film in the cult classic Manhunter (1986). A winner of two Olivier Awards, a Primetime Emmy Award, and a Golden Globe Award, Cox has also been nominated for a British Academy Television Award and three Screen Actors Guild Awards.
Cox won the Primetime Emmy Award for Best Supporting Actor in a Limited Series for his portrayal of Nazi war criminal Hermann Goering in Nuremberg and received nominations at the Golden Globe Awards and Screen Actors Guild Awards. Cox’s performance in L.I.E. earned him an AFI Award nomination and an Independent Spirit Award nomination. His guest-starring role on the hit series Frasier earned him his second Emmy nomination in 2002, in which year he also appeared in seven films grossing $347 million at the box office. In 2003, Cox was appointed a Commander of the British Empire. He received his second SAG Award nomination as part of the ensemble cast of Adaptation, in which he plays Hollywood’s screenwriting guru Robert McKee.
He was also praised for his portrayal of non-mutant villain General William Stryker in the blockbuster X-Men 2. He currently stars as media magnate Logan Roy on HBO’s critically lauded series Succession, for which he won the Golden Globe Award for Best Actor in a Drama Series and was nominated for the Primetime Emmy Award for Best Actor in a Drama Series. His other notable film credits include In Celebration (1975), Hidden Agenda (1990), Prince of Jutland (1994), The Long Kiss Goodnight (1996), The Boxer (1997), Rushmore (1998), The Minus Man (1999), Super Troopers (2001), The Bourne Identity (2002), The Ring (2002), The Reckoning (2003), Troy (2004), The Bourne Supremacy (2004), Red Eye (2005), Zodiac (2007), The Escapist (2008), RED (2010), Rise of the Planet of the Apes (2011), RED 2 (2013), Churchill (2017), The Pretenders (2018), Remember Me (2019), The Bay of Silence (2020) and Separation (2021).
Cox is a seasoned veteran of the London stage, having won two Olivier Awards for Best Actor for his performances in Titus Andronicus for the Royal Shakespeare Company and Rat in the Skull for the Royal Court, and two more Olivier Award nominations for Misalliance and Fashion. New York theatre credits include St. Nicholas which earned him the Lucille Lortel Award for Outstanding Actor, and Drama Desk and Outer Critic’s Circle nominations.
Cox is the author of three books, Salem to Moscow: An Actor’s Odyssey, The Lear Diaries, and his autobiography Putting the Rabbit in the Hat. He was honored at the 2004 BAFTA Scotland Awards with an Outstanding Achievement Award, and at the 2004 Great Scot Awards with a Lifetime Achievement Award. Empire Magazine awarded him the Empire Icon Award for his film achievements in 2006, and the UK Film Council named him one of the Top 10 powerful British film stars in Hollywood in 2007.
Cox was born in Dundee in June 1, 1946 as the youngest of five children.He is from a working-class Roman Catholic family of Irish and Scottish descent. His mother, Mary Ann Guillerline (née McCann), was a spinner who worked in the jute mills and suffered several nervous breakdowns during Cox’s childhood. His father, Charles McArdle Campbell Cox, was a police officer and later a shopkeeper, and died when Cox was eight years old. Cox was brought up by his three elder sisters, including Betty with whom Cox has remained close.
In Dundee, Cox attended St Mary’s Forebank Primary School and St Michael’s Junior Secondary School which he left at the age of 15. After working at Dundee Repertory Theatre for a few years, he began his training at the London Academy of Music and Dramatic Art at age 17 and graduated in 1965.
1961-1979: Early work
Brian Cox began his acting career at age 14 at Dundee Repertory Theatre in 1961 and then as one of the founding members of the Royal Lyceum Theatre Edinburgh, performing in its first show, The Servant O’ Twa Maisters, in October 1965. From 1966, he worked at the Birmingham Repertory Theatre for two years, where he played the title role in Peer Gynt (1967) and made his West End debut in June 1967 as Orlando in As You Like It at the Vaudeville Theatre.
1980s: Rat in the Skull, Misalliance, Fashion, Titus Adronicus
Cox is an accomplished Shakespearean actor, spending seasons with both the Royal Shakespeare Company and the Royal National Theatre in the UK in the 1980s and 1990s. In 1983, he portrayed the Duke of Burgundy opposite Laurence Olivier who played title role of King Lear. In 1984, he played the Royal Ulster Constabulary officer Inspector Nelson in the Royal Court’s production of Rat in the Skull. He was subsequently awarded that year’s Laurence Olivier Award for Best Actor in a New Play. He made his Broadway debut in February 1985 as Edmund Darrell in Eugene O’Neill’s Strange Interlude at the Nederlander Theatre for which he received his first British Theatre Association Drama Award for Best Actor. In May that year, he made his off-Broadway debut, reprising his role as Inspector Nelson, in Rat in the Skull at the Public Theater. He received two additional Laurence Olivier nominations for Misalliance (1984) and for Fashion (1988).
He won his second Laurence Olivier Award, this time as Best Actor in a Revival, for his performance as the title character in Titus Andronicus (1988). Cox later said that he considers his performance in Titus Andronicus the greatest he has ever given on stage. His performance as Petruchio in The Taming of The Shrew (1987) also garnered positive reviews and won him another British Theatre Association Drama Award for Best Actor.
1990s: King Lear and St. Nicholas.
Cox returned from some years teaching and directing at the Moscow Arts Theatre School to tour with the Royal National Theatre worldwide, delivering a highly acclaimed performance as the title role in King Lear (1990-1991). His account of the emotional and physical difficulties that came with playing King Lear’s all-consuming role was detailed in The Lear Diaries (1995) which he authored. King Lear is one of Shakespeare’s most difficult roles, and Cox’s portrayal broke new ground in the understanding of this most enigmatic figure.
In 1995, he directed Open Air Theatre’s chilling adaptation of Richard III which was well received by critics. During the same season, he also appeared in one of the theatre’s productions, The Music Man, as Professor Harold Hill.
In 1997, he starred in Conor McPherson’s St. Nicholas at the Bush Theatre in London, and in 1998 returned to the off-Broadway stage reprising his role for Primary Stages, where he won a Lucille Lortel Award and earned a Drama Desk and an Outer Critics Circle nomination for his New York performance. In the same year, he played Marc in the Broadway production of Art.
In 2000, Cox reunited with award-winning playwright Conor McPherson on The Royal Court Theatre’s production of Dublin Carol in which he starred as grim alcoholic undertaker John Plunkett. In 2004, he played the title character in Uncle Varick for the Royal Lyceum Theatre in Edinburgh. In 2005, he starred in The Ride Down Mt. Morgan in Los Angeles for the Los Angeles Theatre Works.
From 2006 to 2007, he starred as Max at London’s West End production of Tom Stoppard’s Rock ‘n Roll, a role he reprised on Broadway until 2008. In 2011, Cox appeared on Broadway opposite in a revival of Jason Miller’s That Championship Season. His portrayal of Jack in The Weir at the Donmar Theatre in April 2013 is reprised at Wyndham’s Theatre in January 2014. In Fall 2015, Cox starred in a new production of Waiting for Godot, for Royal Lyceum Theatre Edinburgh’s 50th anniversary. In 2016, he became co-artistic director of the Mirror Theater Ltd Cox returned to the Broadway stage in 2019 to star as Lyndon B. Johnson in Robert Shenkkan’s The Great Society at the Vivian Beaumont Theater. In 2020, he directed the UK premiere of Joshua Sobol’s Sinners — The English Professor. Cox has also previously directed I Love My Life, Mrs. Warren’s Profession, The Philanderer, The Master Builder, The Crucible, and Julius Caesar on stage.
Film and television.
1965-1989: Early work and breakthrough.
Cox made his first television appearance as Nelson in an episode of The Wednesday Play in 1965 and made one-off appearances in Redcap, ITV Playhouse, and The Gamblers before taking a lead role in The Year of the Sex Olympics in 1968. His first film appearance was as Leon Trotsky in Nicholas and Alexandra in 1971. In 1978 he played King Henry II of England in the acclaimed BBC2 drama serial The Devil’s Crown, then starred in many other television dramas.
In 1986, he portrayed Hannibal Lecktor in Manhunter, the character’s first appearance on film.
1990-1999: Rob Roy, Braveheart, Rushmore.
In 1990, Cox portrayed Andrew Neil in Secret Weapon based on Mordechai Vanunu’s life story. In the same year, he guest-starred as Father Amedy in the comedy series Perfect Scoundrels and starred as police investigator Kerrigan in the political thriller Hidden Agenda. In 1991, he played the role of Owen Benjamin, the closeted father of a gay man, in the BBC production of David Leavitt’s novel, The Lost Language of Cranes, which is set in the 1980s. For his performance, he was nominated as Best Actor at the 1993 BAFTA TV Awards He also played Geoffrey Harrison in the ITV thriller Red Fox based on Gerald Seymour’s international bestseller. In 1992, he appeared in another ITV adaptation as Carl May in The Cloning of Joanna May based on Fay Weldon’s sci-fi novel. He also appeared as Stefan Szabo in the first episode of the fifth season of Van der Valk. He played the title role in the short film The Cutter and “The Director” in BBC’s anthology series of classic and contemporary plays Performance. He also starred as Carlton Heard in Deceptions and as Edward Hoyland in The Big Battalions, a series about three religious families of differing faith.
In 1993, he appeared as spymaster Major Hogan in two episodes of Sharpe, and as Brother Shaw in Sean’s Show. He played P.O. Garvey in BBC’s anthology series Scene featuring plays and documentaries originally broadcast for educational purposes. In the same year, he was seen in an episode of Inspector Morse, where he portrayed Michael Steppings, a retired bookmaker whose daughter is in a permanent coma. In 1994, he appeared alongside Kevin Spacey as Angus Mcleague in Iron Will. He portrayed Aethelwine alongside Christian Bale and Hellen Mirren in Royal Deceit, an adaptation of the Danish legend of Prince Amleth. He also played the role of Colonel Grushko, ‘a policeman who sees greed and rapacity in Russia’s new mood’, in Grushko, a British-made crime drama set in Russia. He then starred in The Negotiator as Charlie King, a “street copper” who had a heart attack.
He shot to superstardom in the mid-1990s thanks to roles in the likes of Rob Roy as Killearn and Braveheart as Argyle Wallace in 1995. His performance in the former earned him a BAFTA Scotland Award nomination for Best Actor. In 1996, he starred with Helen McRory as Judge Freisler in Witness Against Hitler which tells the true story of a Prussian intelligence officer and aristocrat who, with his fellow devout Christians, plotted to assassinate Hitler. In the same year he played Lyman Earl Collier, a murderous CEO in Chain Reaction. He also appeared with Steven Seagal in The Glimmer Man as the CIA superior Mr. Smith, and with Samuel L. Jackson in The Long Kiss Goodnight as Dr. Nathan Waldman.
Cox made a guest appearance in the 1997 Red Dwarf episode “Stoke Me a Clipper”, as a medieval king in a virtual reality game. In the same year, he appeared alongside Morgan Freeman in the neo-noir psychological thriller Kiss the Girls based on James Patterson’s bestselling novel. He also played Nye Bevan in the drama Food for Ravens and ranking IRA member Joe Hamill in the Irish sports drama The Boxer alongside Daniel Day-Lewis. In 1998, he appeared as police captain Jeremiah Cassidy in Desperate Measures, Uncle Vladimir in the romantic comedy Merchants of Venus, Clayton Blackstone in HBO’s neo-noir film Poodle Springs, and in the drama Family Brood. In the same year, he appeared alongside Bill Murray in Wes Anderson’s Rushmore as the school headmaster Dr. Nelson Guggenheim. The film is preserved by the Library of Congress in 2016 due to its cultural, historical, and aesthetic significance. In 1999, he appeared opposite Owen Wilson as postal worker Doug Durwin in the thriller The Minus Man. He also played Sean Wallace in The Corruptor alongside Chow Yun-Fat and Mark Wahlberg and appeared as Gary Wheeler in the sports drama For Love of the Game.
2000-2005: Nuremberg, L.I.E., Bourne series, The Ring, Adaptation, X-Men 2, Troy.
In 2000, Cox portrayed Lord Morton in Longitude, a dramatization of Dava Sobel’s book. He starred as the title character in The Invention of Dr. Morel, who invents a VR machine as a duplicate of the woman he loved. He also starred opposite Johnny Lee Miller as Inspector McDunn in Complicity, and as Sidney McLoughlin in the romantic comedy Mad About Mambo. He won an Emmy Award as Best Supporting Actor and was nominated for a Golden Globe Award as Best Actor for his portrayal of Hermann Göring in Nuremberg. He appeared in the Irish drama Saltwater as George Beneventi, a chip-shop-owning father troubled by loan sharks.
In 2001, he played the fatherly police Captain O’Hagan in Super Troopers. In the same year, he received critical acclaim for his performance as the pedophile Big John Harrigan in Michael Cuesta’s L.I.E., winning a Satellite Award for Best Actor in Motion Picture Drama, and receiving nominations for the Independent Spirit Award for Best Lead Actor and the AFI Award for Featured Male Actor of the Year. In Strictly Sinatra, he played mob enforcer Chisolm who helps an aspiring musician passionate on Frank Sinatra. He also portrayed Baron de Breteuil in The Affair of the Necklace based on the diamond necklace incident that fueled dissent against the French monarchy and led to the French Revolution.
In 2002, Cox appeared in A Shot at Glory as Rangers manager Martin Smith. He starred as Cyr in Bug in which a diverse group is propelled to a common fate by a series of cause-and-effect chain reactions. He played Jim Morris, Sr. in the sports drama The Rookie, based on the true story of Jim Morris. In the same year, he guest-starred as Harry Moon in two episodes of the critically acclaimed series Frasier for which he would receive an Emmy nomination as Outstanding Guest Actor in a Comedy Series. He then starred as corrupt CIA official Ward Abbott in the blockbuster film The Bourne Identity, opposite Matt Damon. He appeared as Michael O’Mara in The Biographer, and also starred as Richard Morgan in the supernatural horror thriller The Ring, a remake of the 1998 Japanese film. It was one of the highest-grossing horror remakes, paving the way for other English-version horror remakes. He played Edward Norton’s father James Brogan in 25th Hour, and also appeared in Spike Jonze’s Adaptation as the real-life screenwriting teacher, Robert McKee, giving advice to Nicolas Cage in both his roles as Charlie Kaufman and Charlie’s fictional twin brother, Donald. He shared a Screen Actors Guild Award nomination as part of the ensemble cast of the latter.
In 2003, he played Tobias in The Reckoning, a murder mystery drama set in the medieval period. He also played the villain William Stryker in X2: X-Men United and Captain Oakes in the direct-to-video crime thriller Sin. In 2004, Cox played an alternate, villainous version of King Agamemnon opposite Brad Pitt in Troy. He also reprised his role as Ward Abbott in The Bourne Supremacy, the second installment of the Bourne franchise. In the short film Get the Picture, he played Harry Sondheim, a journalist who doubts the guilt of four suspected terrorists. He portrayed King Lear in episode 4 of season 6 of French and Saunders, BBC’s sketch comedy series as satire to popular culture. He was honored at the 2004 BAFTA Scotland Awards with an Outstanding Achievement Award, and at the 2004 Great Scot Awards with a Lifetime Achievement Award.
In 2005, Cox starred as Dr. Robert Smith in Blue/Orange, a BBC film adaptation of Joe Penhall’s play exploring race, mental illness, and modern British life. He played Alec Hewett, patriarch of the wealthy family in Woody Allen’s psychological thriller Match Point. He also played Rachel McAdams’ father Joe Reisert in Red Eye. In the biographical drama The Strange Case of Sherlock Holmes & Arthur Conan Doyle, he portrayed Doyle’s mentor Dr. Joseph Bell. The television film explored how Doyle created Holmes and how he applied his Bell’s techniques in his novels. In the sports comedy The Ringer, he played Gary Barker who suggests to his nephew to enter and fix a Special Olympics to solve their financial woes.
2006-2010: Zodiac, The Escapist, RED.
In 2006, Cox played Dr. Hunt in A Woman in Winter which explores the nature of obsessive love. In The Flying Scotsman, based on the life of Scottish amateur cyclist Graeme Obree, he portrayed Douglas Baxter, a boatyard owner and minister who befriends the atheist cyclist. He appeared as Jack Langrishe in the HBO series Deadwood. In ITV’s The Outsiders, he played Gabriel, the head of the spy agency. In the comedy-drama Running with Scissors, based on Augusten Burroughs’ bestselling memoir about his childhood, he portrayed Dr. Finch, the psychiatrist of Burrough’s mother and patriarch of an eccentric family to whom Burrough was sent to live with.
In 2007, Cox portrayed prominent US lawyer Melvin Belli in David Fincher’s mystery thriller Zodiac, based on Robert Graysmith’s book which follows the manhunt for the Zodiac Killer. He also played old Angus in the fantasy drama The Water Horse, Mr. Kreeg in the anthology horror Trick ‘r Treat, Daniel Tennant in Shoot on Sight based on Operation Kratos, and Drosselmeyer in The Secret of the Nutcracker.
In 2008 Cox starred as Avery Ludlow in Red, and also played institutionalized convict Frank Perry, the protagonist in Rupert Wyatt’s film, The Escapist (2008), appearing alongside Joseph Fiennes, Dominic Cooper, and Damian Lewis. For the latter, he won that year’s BAFTA Scotland Award for Best Acting Performance. In 2009, he appeared as Lewis Serrocold in the ITV series Marple loosely based on Agatha Christie’s books and short stories. He starred as Philip Van Doren in the Ridley Scott produced Tell-Tale, a film based on the short story The Tell-Tale Heart by Edgar Allan Poe. He starred as the legendary criminal godfather Ozzy in The Take and portrayed King Vesper Abaddon, the former king of Carmel in Kings loosely based on the biblical King David and set in a modern absolute monarchy. He also starred as the short-tempered bartender Jacques in the Icelandic film The Good Heart, and as Burt Macey in the crime drama Lost & Found. He also appeared as Dennis in The Day of the Triffids based on John Wyndham’s best-selling post-apocalyptic novel.
In 2010, he played Reverend Kalahan, cult leader and pastor whose death is the backdrop of the story in the crime thriller As Good as Dead. He portrayed former Speaker of the House of Commons Michael Martin in the television film On Expenses. He also starred as Wally, an old rogue who fulfills his old friend’s dying wish for a sea burial in the black comedy All at Sea. In the same year, Cox played Laura Linney’s father in the Showtime series The Big C, and appeared as Ivan Simonov in RED.
2011-2017: Rise of the Planet of the Apes, Bob Servant, RED 2, Churchill.
In 2011, he starred as Captain Rudolph Sharp in The Sinking of the Laconia, BBC Two’s television film about the sinking of the British ocean liner RMS Laconia during World War II. He co-starred with Gerald Butler and Ralph Fiennes as a quietly reasonable senator in Coriolanus, a modern British film adaptation of the Shakespeare tragedy. He portrayed Baron William d’Aubigny, a lordly wool merchant against King John’s tyranny in Ironclad, a war film set after the ratification of the Magna Carta. In the American thriller The Key Man, he shared the screen with Hugo Weaving as Irving, a sociopathic con man, and a Shakespearian actor. He then starred in The Veteran as a British intelligence officer who recruits a war veteran to track a female contact infiltrating a group of suspected terrorists. He also starred as John Landon in the science-fiction film Rise of the Planet of the Apes. He appeared as Glover Boyd, the retired policeman father of the protagonist in the Canadian biographical drama Citizen Gangster.
In 2012, Cox appeared in the Australian drama The Straits as the patriarch of the Montebello family crime syndicate, Harry Montebello. He appeared as Raymond Huggins, an associate of two corrupt businessmen brothers, in the political satire film The Campaign, and as Bill Ball in A Touch of Cloth, a parody of British police procedural dramas He starred in Blood as Lenny Fairburn, a retired cop, and father of two fraternal detectives played by Paul Bettany and Stephen Graham. He also appeared as an old man in the short film I Missed My Mother’s Funeral.
In January 2013, Cox played the title character in the series Bob Servant. He said he played Servant, the creation of Dundonian author Neil Forsyth, based on memories of his late brother Charlie. He played Ivan Simonov in RED 2, reprising his role from the 2010 original film. In Blumenthal, he played the title role as the legendary playwright Harold Blumenthal who made a career out of parodying his family and died laughing at his own joke. He starred in Believe as the legendary Scottish football manager Sir Matt Busby who returns from retirement to coach a group of young working-class boys. He also starred in the psychological thriller Mindscape (original title Anna) as Sebastian, a superior in top memory detective agency Mindscape, which employs psychics to assist in solving criminal cases. He portrayed FBI director J. Edgar Hoover in The Curse of Edgar, an original docudrama based on the bestselling novel by Marc Dugain about Hoover’s battle to keep power away from the Kennedys. In November 2013, he starred in the BBC television docudrama, An Adventure in Space and Time, about the creation of the British science-fiction series Doctor Who. Cox portrayed Canadian television executive Sydney Newman, the driving force behind the creation of the iconic program. He appeared in Tooned, an animated cartoon about Formula One racing, as an old mechanic, and as Magnus Bain in the crime drama series Shetland (2013-2014) which was initially based on Ann Cleeves’ novels.
In 2014, Cox appeared in The Anomaly as Lloyd Langham, Ian Somerhalder’s father in the sci-fi thriller, who conducted nightmarish experiments on the protagonist. He also appeared in the documentary The Great War: The People’s Story as Reverend Andrew Clark, and in BBC’s Cold War spy thriller series The Game as an MI5 superior codenamed “Daddy”. He also reprised his role in the second series of Bob Servant.
In 2015, he starred in The Slap, an American adaptation of the Australian series based on Christos Tsiolka’s novel, as Manolis Apostolou, the father of the main character played by Peter Sarsgaard. He appeared in the sci-fi comedy Pixels as a military heavyweight starring alongside Adam Sandler, and in the Canadian revisionist western film Forsaken as a local gang leader. He also starred in the short film Killing Thyme as a grumpy old man with a squandered allotment and a death wish.
In 2016, he starred in the British-Hungarian comedy The Carer as Sir Michael Gifford, an aging Shakespearian actor, and in BBC’s historical drama series adaptation of Leo Tolstoy’s novel War & Peace as General Mikhail Kutuzov. He was nominated at the BAFTA Scotland Awards for Best Actor for his portrayal in the former. He also received a Career Achievement Award at the Stony Brook Film Festival for the same role. He appeared in season 3 of the horror drama series Penny Dreadful as Jared Talbot, a ruthless, powerful American rancher and the estranged father of Josh Hartnett’s character. He also appeared in the sci-fi thriller Morgan as Jim Bryce, and starred alongside Emile Hirsch in The Autopsy of Jane Doe as Tommy. In the first series of the Italian-British historical drama series Medici, he portrayed Bernardo Guadagni, an officer of the Signoria.
In 2017, he appeared as Marlon Brando in Urban Myths, a biographical comedy-drama series in which each episode features a story about popular culture icons. In June, Cox starred in the critically acclaimed historical war drama Churchill, playing the title role as Winston Churchill.
In April 2018, Cox reprised his role of Captain John O’Hagen in Super Troopers 2. Early drafts of the script excluded Cox’s character from the movie, with reservations on whether Cox would want to return or not for the sequel. It was later announced he would return, Cox himself joking that it was on the condition that he receive a “big action scene with rockets and explosions”. In May, he starred in The Etruscan Smile as Rory MacNeil, a dying man who reunites with his estranged son. He starred in the first season of Succession, HBO’s satirical drama which premiered in June to positive reviews, as Logan Roy, the patriarch of the dysfunctional Roy family and the billionaire founder of the global media and entertainment conglomerate Waystar RoyCo. In November, he starred as Henry in James Franco’s drama The Pretenders.
In June 2019, he played William “Bill” Erwin in Strange But True, a thriller adaptation of John Searles’ novel. In August, he starred as Shane in the romantic comedy Remember Me. In the same month, the second series of Successions premiered in which Cox reprised his role, earning him the Golden Globe Award for Best Actor – Television Series Drama and a nomination for the Emmy Award for Best Lead Actor in a Drama Series. The series garnered critical acclaim receiving numerous awards and nominations, winning the British Academy Television Award for Best International Programme, the Golden Globe Award for Best Television Series – Drama, and the Primetime Emmy Award for Outstanding Drama Series. In the same year, he played Father Reilly in the comedy-drama The Last Right.
In 2020, Cox starred as Gilles in the American neo-noir thriller Last Moment of Clarity In The Bay of Silence, he played Milton Hunter, a powerful art dealer and stepfather to a celebrated artist. In 2021, he played Paul Rivers in the horror film Separation.
In November 2020, it was announced that Cox is joining the cast of the “audio movie series” Unsinkable told in 11 20-minute episodes following the story of a WW2 freight tanker whose crew re-boards after being hit by gunfire to try to save the burning ship. He will also appear in the revenge thriller The Jesuit set in the backdrop of the Mexican underworld, in Wittgenstein’s Poker as Bertrand Russell, and in Skelly. In July 2021, it was announced that Cox would join the cast of the family drama Prisoner’s Daughter which tells the story of an ex-con trying to reconnect with his daughter and grandson. In August, he signed on to executive produce Mending the Line and star as a Vietnam veteran who teaches a young injured soldier how to fly fish hoping it would help him cope with his physical and emotional trauma. In September, it was announced that he will star in the political thriller The Independent which centers on a young journalist who teams up with her idol (Cox) to uncover a major conspiracy.