Gustav Fröhlich

Character: Freder Fredersen

Brigitte Helm

Character: Maria / The Machine Man

Alfred Abel

Character: Johann 'Joh' Fredersen

Rudolf Klein-Rogge

Character: C.A. Rotwang

Theodor Loos

Character: Josaphat

Fritz Rasp

Character: The Thin Man

Erwin Biswanger

Character: No. 11811 - Georgy

Heinrich George

Character: Grot

Fritz Alberti

Character: Creative Human - Man Who Convinces Babel (uncredited)

Grete Berger

Character: Working Woman (uncredited)

Olly Boeheim

Character: Working Woman (uncredited)

Heinrich Gotho

Character: Master of Ceremonies (uncredited)

Gottfried Huppertz

Character: Man Playing Violin (uncredited)

Georg John

Character: Working Man Who Causes Explosion of M-Machine (uncredited)

Margarete Lanner

Character: Woman of Eternal Gardens / Lady in Car (uncredited)

Rose Lichtenstein

Character: Working Woman (uncredited)

Hanns Leo Reich

Character: Marinus (uncredited)

Arthur Reinhardt

Character: Working Man (uncredited)

Curt Siodmak

Character: Working Man (uncredited)

Henrietta Siodmak

Character: Working Woman (uncredited)

Olaf Storm

Character: Jan (uncredited)

Rolf von Goth

Character: Son in Eternal Gardens (uncredited)

Helen von Münchofen

Character: Woman of Eternal Gardens (uncredited)

Helene Weigel

Character: Working Woman (uncredited)