Diabolik
Eva Kant
Inspector Ginko
Ralph Valmont
Police Chief
Sgt. Danek
Mr. Hammond
Lady Clark
Prostitute
Rose
Lorry Driver
Policewoman
Bank Manager
Joe
Valmont's Henchman #1
Valmont's Henchman #2
Dr. Ferrar
Minister of Interior / Minister of Finance
Dr. Vernier (uncredited)
Sir Harold Clark (uncredited)
Stud (uncredited)
Rudy (uncredited)
Tony (uncredited)
Fake Diplomat (uncredited)
Fake Diplomat (uncredited)
Mr. Hammond's Secretary (uncredited)
(uncredited)
Dr. Vernier's Nurse (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Party Guest (uncredited)
Journalist at Press Conference (uncredited)
Journalist (uncredited)
Old Woman at the Morgue (uncredited)