| * | October 15, 1900 Berlin, Germany | |
| as Fritz Feilchenfeld | ||
| † | November 18, 1993 Los Angeles, California, USA |
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Kay Weniger Das große Personenlexikon des Films, Zweiter Band, C-F Berlin, 2001 |
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Glenn Mitchell The Marx Brothers Encyclopedia London, 1996 |
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| Frank N. Magill (ed.) Magill's Cinema Annual 1994, A Survey of the Films of 1993 Pasadena, California; Englewood Cliffs, New Jersey, 1994 |
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| James Robert Parish with Earl Anderson, Richard E. Braff, John Robert Cocchi, and Harry Purvis Hollywood Character Actors New Rochelle, New York, 1978 |
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Alfred E. Twomey and Arthur F. McClure The Versatiles, A Study of Supporting Character Actors and Actresses in the American Motion Picture, 1930-1955 South Brunswick and New York - London, 1969 |
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