| Alfred Abel | Joh Fredersen |
| Gustav Fröhlich | Freder, Joh Fredersen's son |
| Rudolf Klein-Rogge | C. A. Rotwang, the inventor |
| Fritz Rasp | The Thin Man |
| Theodor Loos | Josaphat |
| Erwin Biswanger | 11811 |
| Heinrich George | Grot, the guardian of the Heart Machine |
| Brigitte Helm | The Creative Man / The Machine Man / Death / The Seven Deadly Sins / Maria |
| Fritz Alberti | Creative human - man who convinces Babel |
| Grete Berger | Working woman |
| Director | Fritz Lang |
| Producer | Giorgio Moroder; Erich Pommer |
| Writer | Thea von Harbou |
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