Actor (64 credits)
- The Time Tunnel (1966) Dr. Hans Kleinemann
- Jericho (1966)
- Ship of Fools (1965) Graf
- The Rogues (1964) Drozhin
- The Prize (1963) Hans Eckhart
- Hitler (1962) Dr. Morell
- Judgment at Nuremberg (1961) Dr. Karl Wieck
- 12 to the Moon (1960) Dr. Erich Heinrich
- Portrait in Black (1960) Dr. Kessler
- Bourbon Street Beat (1959) Dr. Hans Klaus
- One Step Beyond (1959) Ernest
- Behind Closed Doors (1958) Von Elm
- The Return of Dracula (1958) John Merriman
- Shirley Temple's Storybook (1958) The King
- Whirlybirds (1957) Phillip Frank
- Oh, Men! Oh, Women! (1957) Dr. Krauss
- Valerie (1957) Mr. Horvat
- The Pride and the Passion (1957) Sermaine
- The Disembodied (1957) Dr. Carl Metz
- Colt .45 (1957) Kozak
- Never Say Goodbye (1956) Prof. Zimmelman
- The Racers (1955) Dr. Tabor
- Gog (1954) Dr. Zeitman
- Hell and High Water (1954) Col. Schuman, not listed in credits
- The Gambler from Natchez (1954) Nicholas Cadiz
- Public Defender (1954) Gunther
- The Lone Wolf (1954) Prince Bruzova
- Passport to Danger (1954) Col. Bucar
- Paris Playboys (1954) Vidal
- Flight to Tangier (1953) Kalferez
- Call Me Madam (1953) Ronchin, not listed in credits
- Tropic Zone (1953) Lukats
- The Desert Rats (1953) German Doctor, not listed in credits
- The French Line (1953) Commodore Renard
- Dangerous Assignment (1952) Keppler
- 5 Fingers (1952)
- Belle Le Grand (1951) Andrew Sinclair, not listed in credits
- The Lovable Cheat (1949) Pierquin
- Sealed Verdict (1948) German doctor
- Sofia (1948) Peter Goltzen
- Wake of the Red Witch (1948) Prosecuting Attorney, not listed in credits
- T-Men (1947) «Shiv» Triano
- Tomorrow Is Forever (1946) Dr. Ludwig
- The Razor's Edge (1946) Joseph - Butler
- Hotel Berlin (1945) Wolf von Buelow, not listed in credits
- The Thin Man Goes Home (1945) Big Man, not listed in credits
- Week-End at the Waldorf (1945) Alex
- U-Boat Prisoner (1944) Gunther Rudehoff, Gestapo Agent
- Strange Affair (1944) Rudolph Kruger
- Till We Meet Again (1944) Gestapo Chief, not listed in credits
- Song of Russia (1944) Red Army Commander
- The Seventh Cross (1944) Overkamp
- The Boy from Stalingrad (1943) German Major
- Paris After Dark (1943) Dr. Mannheim, not listed in credits
- Sahara (1943) Maj. Von Falken
- Mission to Moscow (1943) Polish Ambassador Grzybowski, not listed in credits
- Lucky Jordan (1942) Herr Kesselman
- Sailors Three (1940) German Captain
- Night Train to Munich (1940) Concentration Camp Physician, not listed in credits
- All Hands (1940) German
- Convoy (1940) Commander Deutschland
- Dangerous Comment (1940) German Radio Operator, not listed in credits
- The White Chateau (1938)
- Bretter, die die Welt bedeuten (1935) Paul Rainer
