| 2020 | 'Fail-Safe' and the Cold War | Self (archive footage) | ★ 0.0 |
| 2016 | The Congressman | Harlan Lantier | ★ 6.3 |
| 2014 | We'll Never Have Paris | Phillipe | ★ 4.9 |
| 2014 | Cobbler - Der Schuhmagier | Mr. Solomon | ★ 5.9 |
| 2013 | Muhammad Alis größter Kampf | Hugo Black | ★ 6.4 |
| 2011 | Cheyenne - This must be the place | Cheyenne's Father (voice) | ★ 7.0 |
| 2004 | Imaginary Witness: Hollywood and the Holocaust | Self | ★ 6.5 |
| 2001 | Unsung Heroes of Pearl Harbor | | ★ 0.0 |
| 2000 | Revisiting 'Fail-Safe' | Self (archive footage) | ★ 0.0 |
| 1999 | Die Thomas Crown Affäre | John Reynolds (Golf Buddy) | ★ 6.7 |
| 1997 | Rescuers: Stories of Courage - Two Women | Father Theas (segment "Woman on a Bicycle") | ★ 7.0 |
| 1995 | Broken Trust | Lionel Nash | ★ 5.2 |
| 1994 | Spring Awakening | Captain Von Koster | ★ 0.0 |
| 1994 | Pointman | Jason | ★ 6.5 |
| 1993 | Blind Spot | Simon | ★ 6.0 |
| 1992 | Citizen Cohn | Sen. Everett Dirksen | ★ 6.3 |
| 1991 | Seeschlacht vor Virginia | John Ericsson | ★ 7.0 |
| 1991 | The Three Little Pigs | | ★ 0.0 |
| 1990 | Geschichten aus der Schattenwelt | Dr. Fenner | ★ 6.8 |
| 1990 | Preston Sturges: The Rise and Fall of an American Dreamer | Narrator | ★ 6.0 |
| 1989 | My Name Is Bill W. | | ★ 6.5 |
| 1989 | The Spirit of Pittsburgh | Narrator | ★ 0.0 |
| 1986 | Goodbye America | Bernard Hughes | ★ 7.5 |
| 1986 | Power - Weg zur Macht | Wallace Furman | ★ 5.9 |
| 1985 | The Hearst and Davies Affair | Arthur Beal | ★ 3.8 |
| 1983 | Don't Eat the Pictures: Sesame Street at the Metropolitan Museum of Art | Osiris | ★ 6.5 |
| 1983 | Alice in Wonderland | Caterpillar | ★ 7.0 |
| 1982 | Creepshow - Die unheimlich verrückte Geisterstunde | Dexter Stanley (segment "The Crate") | ★ 6.9 |
| 1982 | Maid in America | Jonas | ★ 0.0 |
| 1981 | See China and Die | Poston | ★ 0.0 |
| 1981 | King Kobra | Pater Tom Farrow | ★ 5.1 |
| 1980 | Nightkill | Herbert Childs | ★ 5.1 |
| 1980 | Children of Divorce | Eli Sorenson | ★ 6.0 |
| 1980 | Dan August: Once Is Never Enough | Dr. Michael Serling | ★ 4.0 |
| 1978 | Der große Trick | Oscar Procari Sr. | ★ 5.7 |
| 1977 | Junge über Bord | Harvey Cheyne, Sr. | ★ 6.0 |
| 1977 | The Return of Wonder Woman | Dr. Solano | ★ 7.0 |
| 1977 | Des Teufels Saat | Alex Harris | ★ 5.9 |
| 1977 | Schwarzer Sonntag | FBI Agent Sam Corley | ★ 6.7 |
| 1976 | Der Marathon-Mann | Professor Biesenthal | ★ 7.2 |
| 1975 | The Legend of Lizzie Borden | Mr. Andrew Borden | ★ 6.7 |
| 1975 | Henry James' The Jolly Corner | Spencer Brydon | ★ 0.0 |
| 1974 | The Book of Murder | Henry | ★ 0.0 |
| 1974 | Antigone | Creon | ★ 0.0 |
| 1974 | A Touch of the Poet | Cornelius Melody | ★ 0.0 |
| 1973 | Der Tag des Delphins | Harold DeMilo | ★ 5.8 |
| 1973 | Shock-A-Bye Baby | | ★ 0.0 |
| 1973 | Hunter | Cirrak | ★ 0.0 |
| 1972 | The Snoop Sisters | Anton de Tourolet | ★ 0.0 |
| 1972 | Heat of Anger | Vincent Kagel | ★ 0.0 |
| 1970 | Affäre in Berlin | Joe Mallicent | ★ 0.0 |
| 1970 | Company of Killers | John Shankalien | ★ 4.0 |
| 1970 | Die Frau des anderen | Roger Meredith | ★ 5.8 |
| Battles That Doomed Hitler | Narrator (voice) | ★ 0.0 |
| George Romero's Golden Tales 3 | | ★ 4.0 |
| 1969 | The Maltese Bippy | Mischa Ravenswood | ★ 5.4 |
| 1967 | The Crucible | Reverend Hale | ★ 3.5 |
| 1967 | Das Mörder-Syndikat | Anderson | ★ 7.8 |
| 1964 | The Guns of August | Narrator (voice) | ★ 0.0 |
| 1964 | Angriffsziel Moskau | Col. Cascio | ★ 7.8 |
| 1964 | Agent auf Kanal D | Andrew Vulcan | ★ 5.6 |
| 1963 | The Power and the Glory | | ★ 0.0 |
| 1961 | Jane Eyre | | ★ 0.0 |
| 1961 | Man From a Missing Land | Narrator | ★ 6.0 |
