1996

(1 episode) as Primar Unmack (uncredited)

1994

(1 episode) as Prof. Raabe

1992

(1 episode) as van Meulen

1981

(1 episode) as Herbert Clewen (1 episode) as Herbert Cleven

1977

(1 episode) as Walter Burger

1974

(5 episodes) as Carolus Büdel (Ep. 4-5)

1970

(1 episode) as Charlie Umlaut