 | Werner Krauß als Dr. Caligari |
 | Conrad Veidt als Cesare |
 | Friedrich Fehér als Francis |
 | Lil Dagover als Jane |
 | Hans Heinrich von Twardowski als Alan |
 | Rudolf Lettinger als Dr. Olsen |
 | Henri Peters-Arnolds als Young Doctor (uncredited) |
 | Rudolf Klein-Rogge als Criminal (uncredited) |
 | Hans Lanser-Rudolf als Old Man (uncredited) |
| Ludwig Rex als Murderer (uncredited) |
 | Elsa Wagner als Landlady (uncredited) |
| Erich Pommer | Producer |
| Carl Mayer | Screenplay |
| Carl Mayer | Story |
| Robert Wiene | Director |
| Hans Janowitz | Screenplay |
| Hans Janowitz | Story |
| Rudolf Meinert | Producer |
| Giuseppe Becce | Original Music Composer |
| Willy Hameister | Director of Photography |
| Alfredo Antonini | Original Music Composer |
| Timothy Brock | Original Music Composer |
| Timothy Brock | Music Score Producer |
| Richard Marriott | Original Music Composer |
| Peter Schirmann | Original Music Composer |
| Rochus Gliese | Assistant Director |
| Hermann Warm | Production Design |
| Hermann Warm | Set Decoration |
| Walter Reimann | Production Design |
| Walter Reimann | Costume Design |
| Walter Röhrig | Production Design |
| Harry Froboess | Stunts |
