| Person | Type | Job | Role(s) |
|---|---|---|---|
 Antonio Rinaldi | Crew | Lighting | Gaffer |
Bruno Vailati | Crew | Production | Producer |
 Carlo Rustichelli | Crew | Sound | Sound Effects |
Filippo Sanjust | Crew | Writing | Writer, Costume Design |
Lionello Santi | Crew | Production | Executive Producer |
 Mario Bava | Crew | Crew | Special Effects, Director of Photography, Co-Director |
Mario Serandrei | Crew | Editing | Editor |
 Massimo De Rita | Crew | Production | Production Manager |
Maurice Rosenblum | Crew | Sound | Sound Recordist |
Odoardo Fiory | Crew | Directing | Assistant Director |
 Riccardo Freda | Crew | Directing | Director, Writer |
Roberto Nicolosi | Crew | Sound | Original Music Composer |
 Roman Vlad | Crew | Sound | Original Music Composer |
Salvatore Billitteri | Crew | Editing | Editor |
Sam Schneider | Crew | Production | Producer |
 Leslie Daniels | Cast | Actor | Prof. John Fielding (voice) |
 Arturo Dominici | Cast | Actor | Nieto |
 Daniela Rocca | Cast | Actress | Linda |
 Daniele Vargas | Cast | Actor | Bob |
 Giacomo Rossi Stuart | Cast | Actor | Prof. Rodriguez's Assistant |
Gérard Herter | Cast | Actor | Max Gunther |
 John Merivale | Cast | Actor | Dr. John Fielding |
Mario Bava | Cast | Actor | Mexican at police station (uncredited) |
Michele Malaspina | Cast | Actor | Prof. Rodriguez (voice) |
 Nerio Bernardi | Cast | Actor | Police Inspector |
 Renato De Carmine | Cast | Actor | Prof. John Fielding (voice) |
 Renzo Palmer | Cast | Actor | Narrator (voice) |
Rolf Tasna | Cast | Bob (voice) | |
 Stefano Sibaldi | Cast | Actor | Max Gunther (voice) |
 Tom Felleghy | Cast | Actor | Astronomo |
 Vittorio André | Cast | Prof. Rodriguez | |
 Didi Sullivan | Cast | Actress | Ellen Fielding |
 Gail Pearl | Cast | Actress | Indian Dancer |
| Person | Type | Job | Role(s) |
