Deranged scientist, Gustav Niemann, escapes from prison and overtakes the director of a traveling chamber of horrors, soon reviving the infamous Count Dracula, the frozen Frankenstein Monster, and the Wolf Man.
| Sound | Paul Dessau | Original Music Composer |
| Editing | Philip Cahn | Editor |
| Art | A.J. Gilmore | Set Decoration |
| Production | Paul Malvern | Producer |
| Costume & Make-Up | Jack Pierce | Makeup Artist |
| Writing | Edward T. Lowe Jr. | Screenplay |
| Camera | George Robinson | Director of Photography |
| Art | Russell A. Gausman | Set Decoration |
| Directing | Erle C. Kenton | Director |
| Costume & Make-Up | Vera West | Costume Design |
| Sound | Hans J. Salter | Original Music Composer |
| Writing | Curt Siodmak | Story |
| Writing | Mary Shelley | Characters |
| Art | John B. Goodman | Art Direction |
| Art | Martin Obzina | Art Direction |
| Sound | Bernard B. Brown | Sound Director |
| Sound | William Hedgcock | Sound Engineer |
| Visual Effects | John P. Fulton | Visual Effects |
| Directing | William Tummel | Assistant Director |
| Crew | Billy Jones | Stunts |
| Crew | Carey Loftin | Stunts |
| Crew | Gil Perkins | Stunts |
| Visual Effects | Walter Lantz | Animation Director |
| Sound | Hans J. Salter | Music Director |
| Sound | Paul Neal | Music Editor |
| Sound | Charles Previn | Music |
| Sound | Frank Skinner | Music |
| Writing | Bram Stoker | Characters |
