Frank Finlay

Commissaris Simon "Piet" van der Valk

Acting

Judy Winter

Anne-Marie Marchal

Acting

Helmut Käutner

Canisius

Directing

Hans Helmut Dickow

Stössl

Acting

Françoise Prévost

Arlette van der Valk

Acting

Marte Harell

Mrs Kramer

Acting

Erich Padalewski

Serak

Acting

Rudolf Strobl

Tappeiner

Acting

Otto Ambros

Portier

Acting

Emmerich Schrenk

Cab driver

Acting

Fritz Widhalm-Windegg

Attorney

Acting

Kees Brusse

Acting

Horst Butschke

Acting

Peter Frick

Acting

Fritz Hakl

Acting

Sepp Löwinger

Acting

Adolf Lukan

Acting

Tilman Röhrig

Acting

Rudolf Rösner

Acting

Heinz Schacht

Acting

Heinrich Strobele

Acting

Michael Ande

(voice) (uncredited)

Acting

Paul Bürks

(voice) (uncredited)

Acting

Wolfgang Kieling

(voice) (uncredited)

Acting

Eva Pflug

(voice) (uncredited)

Acting

Thomas Reiner

(voice) (uncredited)

Acting

Fritz Tillmann

(voice) (uncredited)

Acting