Film

No.	Year	Title	Role	Vote Average
1	1938	Geld fällt vom Himmel		0
2	1939	Hotel Sacher	Liftboy	67
3	1948	The Angel with the Trumpet	Hermann Alt	55
4	1949	Eroica	Karl, Beethovens Neffe	70
5	1950	The Angel with the Trumpet	Herman Alt	63
6	1951	Call Over the Air	Student	0
7	1951	Das gestohlene Jahr	Peter Brück	0
8	1951	The Wonder Kid	Rudi	0
9	1951	Ein Lächeln im Sturm	Francois Mercier	0
10	1951	Decision Before Dawn	Cpl. Karl Maurer - aka Happy	67
11	1955	The Last Act	Hauptmann Wüst	80
12	1955	Espionage	Leutnant Zeno von Baumgarten	55
13	1955	Mozart	Wolfgang Amadeus Mozart	51
14	1955	Lola Montès	Student	68
15	1957	Bacchus	Bacchus	0
16	1958	Ein gewisser Judas	Judas	0
17	1962	Jules and Jim	Jules	76
18	1963	Venusberg	Der Mann (Stimme)	62
19	1965	Ship of Fools	Dr. Schumann	65
20	1965	The Spy Who Came In from the Cold	Fiedler	71
21	1966	Fahrenheit 451	Guy Montag	71
22	1968	Interlude	Stefan Zelter	58
23	1968	The Shoes of the Fisherman	Fr. David Telemond	67
24	1974	The Odessa File	Wehrmacht Officer (uncredited)	66
25	1976	Voyage of the Damned	Professor Egon Kreisler	59

Television

No.	Year	Title	Role	Vote Average
1	1957	Landesschau Baden-Württemberg	self	0
2	1971	Columbo	Harold van Wyck	81