Mark Keller
Known for
- Law & Order: Special Victims Unit (1999)
- Scene of the Crime (1970)
- Scene of the Crime (1970)
- DAS! (1991)
- Die Harald Schmidt Show (1995)
- Leute heute (1997)
- NDR Talk Show (1979)
- SOKO München (1978)
- SOKO München (1978)
- Alarm for Cobra 11: The Motorway Police (1996)
- Kölner Treff (1976)
- SOKO Köln (2003)
- Abendschau (2000)
- Leipzig Homicide (2001)
- Wer weiß denn sowas? (2015)
- Wer weiß denn sowas? (2015)
- A Case For Two (1981)
- A Case For Two (1981)
- Riverboat (1992)
- Der Bergdoktor (2008)