Trivia

Was a member of the Wuttembergi National Theater in Stuttgart in the 1930s.

Frequently worked with cinematographer Karl Löb and, from The Door with Seven Locks (1962) on, almost all of his films had Eva Ebner as his assistant.

Was good friends with his longtime producer and collaborator Horst Wendlandt. They made 20 films together and often collaborated on script rewrites.

Lost his right arm during World War II and usually tried to avoid revealing that fact.