| — | Meteóro: O Futuro Está Em Jogo | Sheriff Crowe |
| 2023 | Buckle Up | Ronnie Straight |
| 2020 | Survival Skills | The Narrator |
| 2019 | Valerie | Self |
| 2018 | Gotti - O Chefe da Máfia | Neil Dellacroce |
| 2017 | Dia da Namorada | Gundy |
| 2017 | Habit i zbroja | Narrator (voice) |
| 2017 | Sucker Punch Blues: A Look Back on John Huston's 'Fat City' | Self |
| 2016 | Ouro e Cobiça | Clive Coleman |
| 2016 | Conexão Mortal | Charles Ardai |
| 2016 | O Chefe da Casa | Joe Burns |
| 2016 | Crowded | Bob Moore |
| 2016 | Must See TV: An All Star Tribute to James Burrows | Self |
| 2016 | Tokyo Trial | Narrator (voice) |
| 2016 | Cop Stories: The Making of Richard Fleischer’s ‘The New Centurions’ | Self |
| — | Jay Kelly | |
| — | Lost & Found in Cleveland | Will Sokolowski |
| — | Sea Monsters: Search for the Giant Squid | Narrator (voice) |
| 2020 | Titus Family | Homecoming | Ken Titus |
| 2018 | Periphery | Noah Cross |
| 2015 | Better Call Saul | Narrator (voice) |
| 2015 | Conspiração e Poder | Lt. Colonel Bill Burkett |
| 2015 | De Repente Ela | The Shopkeeper |
| 2015 | Fifty Shades of Erotica | |
| 2015 | Father Rupert Mayer | Colonel von Bayern |
| 2014 | Se Eu Ficar | Gramps |
| 2014 | Sin City: A Dama Fatal | Wallenquist |
| 2014 | Aviões 2: Heróis do Fogo ao Resgate | Skipper (voice) |
| 2014 | NCIS: Nova Orleans | Cassius Pride |
| 2014 | Enlisted | Patrick |
| 2014 | Vitaminamulch: Air Spectacular | Skipper |
| 2013 | Brooklyn Nine-Nine: Lei e Desordem | Jimmy Brogan |
| 2013 | Lista Negra | Robert Vesco |
| 2013 | Nebraska | Ed Pegram |
| 2013 | Aviões | Skipper (voice) |
| 2013 | Ooga Booga | Judge |
| 2013 | Sean Saves the World | Lee Thompson |
| 2013 | Full Circle | Bud O'Rourke |
| 2013 | Meir's Festival | Self |
| 2013 | The Great Chameleon | Max |
| 2012 | O Legado Bourne | Turso |
| 2012 | 1600 Penn | Frohm Thoroughgood |
| 2012 | Cellmates | Warden Merville |
| 2012 | An Amazing Time: A Conversation About End of the Road | Self |
| 2011 | Aero Mate | Skipper (voice) |
| 2011 | The Exes | Bill Drake |
| 2011 | Storm War | Marcus |
| 2011 | Contagem Regressiva | Jackson |
| 2011 | Lights Out | Pops |
| 2011 | Hindenburg | Edward van Zandt |
| 2011 | Miller's Tale | Self |
| 2010 | Machete | Doc Franklin |
| 2010 | Sangue Azul | Kevin Kearns |
| 2010 | Sangue Azul | Archbishop Kevin Kearns |
| 2010 | No Calor de Cleveland | Alex Chase |
| 2010 | The Portal | Professor Haffler |
| 2010 | The Aristofrogs | |
| 2009 | Meteóro: O Futuro Está Em Jogo | Sheriff Crowe |
| 2009 | The Nanny Express | Reverend MacGregor |
| 2009 | Chicago Overcoat | Ray Berkowski |
| 2009 | The Boxer | Joe |
| 2009 | The Assistants | Harlin W. Keyes |
| 2009 | The Assistants | Jasper / The Garbage Man |
| 2009 | Imbued | Donatello |
| 2008 | W. | Rev. Earle Hudd |
| 2008 | Carros - As Grandes Histórias do Mate | Skipper |
| 2008 | Além de Hollywood | Self |
| 2008 | Ring of Death | Warden Carl Golan |
| 2008 | Cavaleiro Solitário | Robert Hattaway |
| 2008 | Camelot: Live from Lincoln Center | Merlyn |
| 2008 | The Last Full Measure | Narrator (voice) |
| 2007 | A História da Pixar | Narrator (voice) |
| 2007 | Honeydripper - Do Blues ao Rock | Sheriff Pugh |
| 2007 | American Greed | Self - Narrator (voice) |
| 2006 | Um Maluco na TV | Stacy Keach |
| 2006 | Fatal Contact: Bird Flu in America | Collin Reed |
| 2006 | Encontros ao Acaso | Owen Allen |
| 2006 | Galapagos | Bishop of Panama (voice) |
| 2006 | Barba Negra | Cpt. Benjamin Hornigold |
| 2006 | Death Row | John Elias |
| 2006 | Jesus, Mary and Joey | Jack O`Callahan |
| 2006 | Rápido no Gatilho | Samuel Kendrick |
| 2006 | The Switch | |
| 2006 | Warplane | Self - Narrator (voice) |
| 2005 | Prison Break: Em Busca da Verdade | Warden Henry Pope |
| 2005 | Man with the Screaming Brain | Dr. Ivan Ivanovich Ivanov |
| 2005 | O Poder da Traição | Brooks Voight |
| 2005 | Caught in the Headlights | Mr. Jones |
| 2004 | O Padrinho | Gov. Lancaster |
| 2004 | Halloween Macabro | Claus Van Ripper |
| 2004 | John Carpenter: The Man and His Movies | Self |
| 2004 | Galaxy Hunter | 3V3 |
| 2004 | Totally Outrageous Behavior | Self - Narrator (voice) |
| 2003 | Dois Homens e Meio | Tom |
| 2003 | Frozen Impact | Pete Crane |
| 2003 | O Ataque dos Águias | General Thurmond |
| 2003 | Sasquatch: Legend Meets Science | Narrator (voice) |
| 2003 | Wie tauscht man seine Eltern um? | Richard Hendersen |
| 2003 | Kangaroo Hitchcock: The Making of 'Road Games' | Self |
| 2002 | O Que Há de Novo, Scooby-Doo? | The Mayor (voice) |
| 2002 | O Que Há de Novo, Scooby-Doo? | Harold Ling (voice) |
| 2002 | George Lopez | |
| 2002 | Boomtown | Jack 'Mac' McNorris |
| 2002 | The Santa Trap | Max the Biker |
| 2002 | Girls Club | |
| 2002 | The Real Death Star | Narrator (voice) |
| 2001 | Projeto Zeta | |
| 2001 | Lightning: Fire from the Sky | Bart Pointdexter |
| 2001 | Sunstorm | Gen. John Parker |
| 2001 | The Face: Jesus in Art | Narrator (voice) |
| 2001 | Majestic White Horses | Narrator (voice) |
| 2001 | Birds of Passage | Captain Savienko |
| 2001 | Warship: Innovations that Changed the World | Host |
| 2001 | Gary & Mike | (voice) |
| 2000 | Titus | Ken Titus |
| 2000 | Icebreaker | Bill Foster |
| 2000 | Tesla: Master of Lightning | Nikola Tesla (Voice) |
| 2000 | Militia | George Armstrong Montgomery |
| 2000 | Caminho do Perdão | Tom |
| 2000 | Fear Runs Silent | Mr. Hill |
| 2000 | The Courage to Love | Jean-Baptiste Delille |
| 2000 | Unshackled | Warden Kelso |
| 2000 | Alien Technology | Host |
| 2000 | Savage Planet: Deadly Skies | Narrator (voice) |
| 1999 | Lei & Ordem: Unidade de Vítimas Especiais | Orion Bauer |
| 1999 | Batman do Futuro | Vance (voice) |
| 1999 | Colheita Maldita 666: Isaac Está de Volta | Dr. Michaels |
| 1999 | The Late Late Show with Craig Kilborn | Self - Guest |
| 1999 | Olympic Glory | Narrator (voice) |
| 1999 | Os vídeos policiais mais selvagens | Self - Narrator (voice) |
| 1999 | Dolphins: The Wild Side | Narrator (voice) |
| 1998 | A Outra História Americana | Cameron |
| 1998 | Will e Grace | Wendell Schacter |
| 1998 | Mowgli: The New Adventures of the Jungle Book | |
| 1998 | Mike Hammer's Mickey Spillane | Self |
| 1998 | Sea Devils | Captain Savienko |
| 1997 | Mike Hammer, Private Eye | Mike Hammer |
| 1997 | Guardião do Futuro | General Wallace |
| 1997 | Legend of the Lost Tomb | Dr. William Bent |
| 1997 | The Sea Wolf | |
| 1997 | Murder in My Mind | Cargill |
| 1997 | Volcano: Nature's Inferno | Narrator (voice) |
| 1997 | Die Gang | Jean-Marie Bosco |
| 1996 | Fuga de Los Angeles | Malloy |
| 1996 | E! True Hollywood Story | |
| 1996 | Prey of the Jaguar | The Commander |
| 1996 | The Pathfinder | Compte du Leon |
| 1996 | Titanic's Lost Sister | Narrator (voice) - US Version |
| 1995 | The Outer Limits | Cord van Owen |
| 1995 | Amanda & the Alien | Emmitt Mallory |
| 1995 | Texas: Poder e Corrupção | Sam Houston |
| 1995 | Les disciples du diable | The Reverend |
| 1995 | Young Ivanhoe | Pembrooke |
| 1995 | Andrew Wyeth: Self Portrait - Snow Hill | Narrator |
| 1994 | ER: Plantão Médico | Mike Gates |
| 1994 | O Toque de um Anjo | Ty Duncan |
| 1994 | O Toque de um Anjo | Maury Hoover |
| 1994 | Desejo Fatal | Deputy Mayor Bob Jenkins |
| 1994 | The Secret of the Wild Child | Self |
| 1994 | New Crime City: Los Angeles 2020 | Wynorski |
| 1994 | Against Their Will: Women in Prison | Jack Devlin |
| 1994 | Reflections on Elephants | Narrator |
| 1993 | Batman: A Máscara do Fantasma | Phantasm / Carl Beaumont (voice) |
| 1993 | Trilogia do Terror | Richard |
| 1993 | Irresistible Force | Harris Stone |
| 1993 | Sunset Grill | Harrison Shelgrove |
| 1993 | Rio Diablo | Kansas |
| 1993 | Working with Orson Welles | Himself |
| 1993 | Warren Oates: Across the Border | Self |
| 1993 | National Geographic: The Lost Fleet of Guadalcanal | Self - Narrator (voice) |
| 1992 | Revenge on the Highway | Claude Sams |
| 1992 | Lincoln | George McClellan (voice) |
| 1992 | Lincoln and the War Within | |
| 1992 | The Secret World Of Bats | Host |
| 1991 | Rugrats: Os Anjinhos | Marvin Finster (voice) |
| 1991 | Missão Tubarão: A Saga do Navio Indianápolis | Capt. Charles Butler McVay |
| 1991 | Haunted Lives: True Ghost Stories | Narrator |
| 1991 | Milena | Jesenski |
| 1991 | I Misteri Della Giungla Nera | Colonel Edward Corishant |
| 1990 | A Guerra dos Donos do Amanhã | Dr. Bob Forrest |
| 1990 | False Identity | Ben Driscoll / Harlan Errickson |
| 1990 | Night of 100 Stars III | Self |
| 1990 | Lindbergh | Self - Narrator (voice) |
| 1989 | Os Simpsons | Howard K. Duff VIII (voice) / Don Bookner (voice) |
| 1989 | Os Simpsons | Howard Duff (voice) |
| 1989 | Os Simpsons | Howard K. Duff VIII / Don Bookner (voice) |
| 1989 | Mike Hammer: Murder Takes All | Mike Hammer |
| 1989 | The Forgotten | Adam Roth |
| 1988 | LIVE with Kelly and Mark | (archive footage) |
| 1988 | American Experience | Narrator (voice) |
| 1988 | Hemingway | Ernest Hemingway |
| 1986 | The Return of Mickey Spillane's Mike Hammer | Mike Hammer |
| 1986 | Intimate Strangers | Dr. Jeff Bierston |
| 1984 | Mike Hammer | Mike Hammer |
| 1984 | Quando Pinta o Amor | Julien Mistral |
| 1984 | More Than Murder | Mike Hammer |
| 1984 | Six Centuries of Verse | Himself - Reader |
| 1983 | Princess Daisy | Count Alexander "Stash" Valensky |
| 1983 | Murder Me, Murder You | Mike Hammer |
| 1982 | Butterfly | Jess Tyler |
| 1982 | The Blue and the Gray | Jonas Steele |
| 1982 | O Campeão da Temporada | James Daley |
| 1982 | Wait Until Dark | Roat / Roat Sr. / Roat Jr. |
| 1981 | Jogos de Estrada | Patrick 'Pat' Quid |
| 1981 | Altos Sonhos de Cheech e Chong | The Sarge |
| 1980 | Cavalgada dos Proscritos | Frank James |
| 1980 | A Nona Configuração | Col. Vincent Kane |
| 1980 | A Rumor of War | Maj. Ball |
| 1980 | The Search for Solutions | Narrator |
| 1980 | Portrait of a Rebel: The Remarkable Mrs. Sanger | Judge Murdock |
| 1979 | Diary of a Young Comic | Mr. Porzinski |
| 1978 | Queimando Tudo | Sergeant Stedenko |
| 1978 | A Montanha dos Canibais | Professor Edward Foster |
| 1978 | S.O.S. - Submarino Nuclear | Captain Bennett |
| 1978 | Il grande attacco | Maggiore Mannfred Roland |
| 1978 | Two Solitudes | Huntley McQueen |
| 1977 | Os Duelistas | Narrator (voice) |
| 1977 | Jesus de Nazaré | Barabbas |
| 1977 | The Squeeze | Jim Naboth |
| 1976 | Gli esecutori | Charlie Hanson |
| 1976 | Instinto Homicida | Lou Ford |
| 1976 | Dynasty | Matt Blackwood |
| 1975 | Saturday Night Live | Self - Cameo (uncredited) |
| 1975 | Conduct Unbecoming | Capitano Archer |
| 1975 | One By One | Narrator |
| 1975 | James Dean: The First American Teenager | Narrator (voice) |
| 1975 | Caribe | Lt. Ben Logan |
| 1974 | NOVA | |
| 1974 | NOVA | Narrator |
| 1974 | NOVA | Narrator (voice) |
| 1974 | All the Kind Strangers | James "Jimmy" Wheeler |
| 1974 | The Gravy Train | Calvin |
| 1974 | Luther | Martin Luther |
| 1974 | Watched! | Mike Mandell / Sonny |
| 1974 | Antigone | Chorus |
| 1972 | Cidade das Ilusões | Tully |
| 1972 | Roy Bean - O Homem da Lei! | Bad Bob |
| 1972 | Os Novos Centuriões | Roy Fehle |
| 1972 | Particular Men | |
| 1971 | Doc | Doc Holliday |
| 1971 | Great Performances | |
| 1970 | Voar é com os Pássaros | Abraham Wright |
| 1970 | The Traveling Executioner | Jonas Candide |
| 1970 | End of the Road | Jacob Horner |
| 1968 | Por que tem de ser Assim? | Blount |
| 1956 | Tony Awards | Self - Performer |
| 1954 | Lassie | |
| 1944 | Golden Globe Awards | Self - Presenter |
