O Doutor Mabuse

Rudolf Klein-Rogge

Dr. Mabuse

Aud Egede-Nissen

Cara Carozza

Gertrude Welcker

Countess Dusy Told

Alfred Abel

Count Told

Bernhard Goetzke

Prosecutor von Wenk

Paul Richter

Edgar Hull

Robert Forster-Larrinaga

Spoerri

Hans Adalbert Schlettow

Georg

Georg John

Pesch

Károly Huszár

Hawasch

Grete Berger

Fine, a servant

Julius Falkenstein

Karsten

Lydia Potechina

The Russian

Julius E. Herrmann

Emil Schramm

Julietta Brandt

Max Adalbert

(uncredited)