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.

• CCC Filmkunst
• Gert Fröbe
• Senta Berger
• Helmut Schmid
• Wolfgang Preiss
• Harald Juhnke
• Charles Regnier
• Leon Askin
• Walter Rilla