Kurt Raab as Insp. Fritz Haarmann

Jeff Roden as Hans Grans

Margit Carstensen as Frau Lindner

Ingrid Caven as Dora

Wolfgang Schenck as Kommissar Braun

Brigitte Mira as Louise Engel

Rainer Hauer as Kommissar Müller

Barbara Bertram as Elli

Rainer Werner Fassbinder as Wittowski

Heinrich Giskes as Lungis

Friedrich Karl Praetorius as Kurt Fromm

Karl von Liebezeit as Herr Engel

Walter Kaltheuner as Schuhmacher

El Hedi ben Salem as Französischer Soldat

Rainer Will as Opfer

Inigo Natzel as Opfer

Hans Tarantik as Opfer

Christoph Eichhorn as Opfer

Johannes Wacker as Opfer

Oliver Hirschmüller as Opfer

Rosel Zech as Dame an der Tür

Irm Hermann as Frau, die Kleider hergibt

Renate Grosser as Frau, die Kleider hergibt

Jürgen Prochnow as Hehler

Wolfgang Schneider as Hehler

Hans Hirschmüller as Fahrradkäufer

Tana Schanzara as Nachbarin

Rudolf Waldemar Brem as Gast

Peter Chatel as Karl Meier

Karl Scheydt as Kommissar

Joachim Preen as Gast

Erwin Bootz as Barpianist

Peer Raben as Vater

Hannelore Tiefenbrunner as Frau Bucher

Peter Gauhe as Polizist

Ulli Lommel as Hans Grans