Cast & crew
The Violin Case Murders (1965)
Directed by Fritz Umgelter Written by George Hurdalek
Cast
| Helga Schlack | Helen |
| George Nader | Jerry Cotton |
| Heinz Weiss | Phil Decker |
| Sylvia Pascal | Kitty Springfield |
| Helmut Förnbacher | Percy |
| Hans E. Schons | Christallo |
| Franz Rudnick | |
| Hans Waldherr | Babe |
| Heidi Leupolt | Mary Springfield |
| Richard MĂĽnch | Mr. John High |
| Philippe Guégan | Sniff |
| Robert Rathke | |
| H.M. Crayon | |
| Rolf Jahncke | |
| Mita von Ahlefeldt | |
| Joachim Rake | |
| Frank Straass |
Crew
| Fritz Umgelter | Director |
| Peter Thomas | Original Music Composer |
| Albert Benitz | Director of Photography |
| George Hurdalek | Screenplay |
| Klaus Dudenhöfer | Editor |
| Gyula Trebitsch | Producer |