Dr. Mabuse
Rudolf Klein-Rogge
Cara Carozza, the dancer
Aud Egede-Nissen
Countess Dusy Told (as Gertrude Welker)
Gertrude Welcker
Count Told / Richard Fleury - US version
Alfred Abel
Prosecutor von Wenk / Chief Inspector Norbert von Wenck / Chief Inspector De Witt - US version
Bernhard Goetzke