1952
as Dr. Siedler
1951
as Edwin von Weylersheim
1924
1949
as Adrian van der Steer
1948
as Ferry van der Heuvels
1940
as Enrico Villanova, Tenor
1943
as Gast
1935
as Pedro Domingo
1971
as Steven Gilford
1985
as Self
1996
as Himself
1953
as Tourist (uncredited)
1937
as Curt van Doeren
1955
as Paul Cox
as Tenor Peter Hansen
1968
as Dr. Hans Thomas
1982
as Al Lewis
2008
as Wissenschaftler
1984
as Marschall Keith
