Dr. Mabuse has been locked away for years in an insane asylum. Suddenly crimes start occurring and no one knows the culprit. A detective goes to visit the Doctor to find some sort of clues to the robberies.
| Directing | Werner Klingler | Director |
| Production | Peter Riethof | Producer |
| Writing | Norbert Jacques | Screenplay |
| Camera | Albert Benitz | Director of Photography |
| Production | Artur Brauner | Producer |
| Production | Wolf Brauner | Executive Producer |
| Sound | Raimund Rosenberger | Original Music Composer |
| Editing | Walter Wischniewsky | Editor |
| Writing | Robert A. Stemmle | Screenplay |
| Writing | Ladislas Fodor | Screenplay |
| Costume & Make-Up | Vera Mügge | Costume Design |
| Art | Helmut Nentwig | Production Design |
| Art | Paul Markwitz | Production Design |
