Cast & crew
Die fidelen Detektive (1957)
Directed by Hermann Kugelstadt Written by L.A.C. Müller, Hans H. König
Cast
| Joe Stöckel | Alois Gallenmüller |
| Beppo Brem | Toni Wimser |
| Ernst Waldow | Willibald Knaake |
| Lucie Englisch | Fanny Gallenmüller |
| Ethel Reschke | Frau Hanselmann |
| Vera Hösch | Christel Gallenmüller |
| Viktor Afritsch | Rufus Palmer |
| Peter Schwerdt | Kurt Knaake |
| Wolfried Lier | Benno Weissmantel |
| Ruth Lommel | Lilo Weissmantel |
| Ruth Drexel | Urschel |
| Rolf von Nauckhoff | Polizeikommissar |
| Beppo Schwaiger | Polizeikommissar |
Crew
| Hermann Kugelstadt | Director |
| Felicitas Brunner | Costume Design |
| L.A.C. Müller | Screenplay |
| Hans H. König | Screenplay |
| Richard König | Producer |
| Werner Bochmann | Original Music Composer |
| Klaus König | Director of Photography |
| Günther Rittau | Director of Photography |
| Luise Dreyer-Sachsenberg | Editor |