Joachim Fuchsberger as Inspektor Ward

Brigitte Grothum as Leila Smith

Elisabeth Flickenschildt as Nelly Oaks

Klaus Kinski as Gregor Gubanow

Eddi Arent as Barnaby

Richard Münch as Dr. Collins

Jan Hendriks as Roger Lane

Heinz Engelmann as Mr. Broen

Siegfried Schürenberg as Sir John

Hela Gruel as Anna Smith

Hans Paetsch as Rechtsanwalt

Rudolf Fenner as Big Willy

Manfred Greve as Sergeant Frank

Gertrud Prey as Nurse

Friedrich G. Beckhaus as Betrunkener

Frank Straass as Donovan

Werner Van Deeg as Nachtwächter

Joachim Wolff as Polizist

Alfred Vohrer as Edgar Wallace ( Voice )