 | Eat That Question: Frank Zappa in His Own Words (2016) as Rance Muhammitz (archive footage) |
 | Journey 4 Artists (2014) as Self |
 | Embracing Chaos: Making The African Queen (2010) as Self |
 | Ha-boged Hakatan (2009) as Interrogator |
 | Isn't This a Time! A Tribute Concert for Harold Leventhal (2004) as Himself |
 | Crime and Punishment (2002) as Captain Koch |
 | Second Chances (1998) as Dutch John Hathaway |
 | Babylon 5: In the Beginning (1998) as Lenonn |
 | Shadow Conspiracy (1997) as Prof. Yuri Pochenko |
 | More Loverly Than Ever: The Making of 'My Fair Lady' (1995) as Self / Zoltan Karpathy |
 | My Family Treasure (1995) as Grandpa Danieloff |
 | In the Month of Kislev (1994) as Narrator |
 | Benefit of the Doubt (1993) as Gideon Lee |
 | Crisis in the Kremlin (1992) as Leo |
 | Shattered (1991) as Dr. Berkus |
 | The Final Days (1989) as Henry Kissinger |
 | See You in the Morning (1989) as Bronie |
 | Łódź Ghetto (1989) as (voice) |
 | A Stoning in Fulham County (1988) as Abe Moser |
 | Inside the Soviet Circus (1988) as Narrator |
 | The True Story of Frank Zappa's 200 Motels (1988) as Self |
 | Dark Tower (1987) as Max Gold |
 | Very Close Quarters (1986) as Victor |
 | Prince Jack (1985) as Georgi |
 | Night of 100 Stars (1982) as Self |
 | Frank Zappa: New York and Elsewhere (1980) as Rance Muhammitz (voice) (archive footage) |
 | The Return of the King (1980) as Aragorn (voice) |
 | The Stingiest Man in Town (1978) as Marley's Ghost (voice) |
 | Victory at Entebbe (1976) as Yakov Shlomo |
 | Murder on Flight 502 (1975) as Otto Gruenwaldt |
 | The Little Ark (1972) as The Captain |
 | Killer by Night (1972) as Sgt. Phl 'Sharkey' Gold |
 | Frank Zappa filmt 200 Motels (1971) as Self |
 | 200 Motels (1971) as Rance Muhammitz / Dave |
 | Darker Than Amber (1970) as Meyer |
 | My Side of the Mountain (1969) as Bando |
 | Sweet November (1968) as Alonzo |
 | Saint Joan (1967) as Robert de Baudricourt |
 | The Diary of Anne Frank (1967) as Hans Van Daan |
 | Festival (1967) as Self |
 | The Desperate Ones (1967) as Kisielev |
 | Noon Wine (1966) as Homer T. Hatch |
 | The Russians Are Coming! The Russians Are Coming! (1966) as The Russian captain |
 | Sands of the Kalahari (1965) as Bondrechai |
 | My Fair Lady (1964) as Zoltan Karpathy |
 | The Dybbuk (1960) as Sender |
 | The Blue Angel (1959) as Klepert |
 | The Angry Hills (1959) as Dimitrios Tassos |
 | Woman Obsessed (1959) as Dr. R. W. Gibbs |
 | A Dog of Flanders (1959) as Piet van Gelder |
 | I Want to Live! (1958) as Carl G.G. Palmberg |
 | The Defiant Ones (1958) as Sheriff Max Muller |
 | I Bury the Living (1958) as Andy McKee |
 | Fräulein (1958) as Col. Dimitri Bucaron |
 | The Enemy Below (1957) as Heinie Schwaffer |
 | The Pride and the Passion (1957) as General Jouvet |
 | The Vintage (1957) as Eduardo Uribari |
 | Flight from Vienna (1956) as Col. Sandor Kosice |
 | Above Us the Waves (1955) as German Officer |
 | The Colditz Story (1955) as Vandy |
 | The Divided Heart (1954) as Josip |
 | Betrayed (1954) as German Sergeant (uncredited) |
 | The Young Lovers (1954) as Joseph |
 | Forbidden Cargo (1954) as Max |
 | The Love Lottery (1954) as Parsimonious |
 | The Kidnappers (1953) as Dr. Willem Bloem |
 | A Day to Remember (1953) as Henri Dubot |
 | Melba (1953) as Paul Brotha |
 | Never Let Me Go (1953) as Lieutenant |
 | Desperate Moment (1953) as Anton |
 | Moulin Rouge (1952) as King Milo IV of Serbia |
 | The African Queen (1952) as First Officer |
