Trailer
Images
 | Dana Andrews as Dr. Stephen Sorenson |
 | Janette Scott as Dr. Maggie Sorenson |
 | Kieron Moore as Dr. Ted Rampion |
 | Alexander Knox as Sir Charles Eggerston |
 | Peter Damon as John Masefield |
 | Sydna Scott as Angela |
 | Gary Lasdun as Markov |
 | John Karlsen as Dr. Reynolds |
 | Alfred Brown as Dr. Bill Evans |
 | Mike Steen as Steele |
 | Todd Martin as Simpson |
| Jim Gillen as Rand |
| Ben Tatar as Indian Ambassador |
| Emilio Carrere |
| Directing | |
| Andrew Marton | Director |
Production | |
| Lester A. Sansom | Producer |
| Bernard Glasser | Producer |
Costume & Make-Up | |
| Carmen Martín | Makeup Artist |
Crew | |
| Alex Weldon | Special Effects |
Writing | |
| Julian Zimet | Screenplay |
Production | |
| Tíbor Reves | Production Manager |
Writing | |
| Jon Manchip White | Screenplay |
Editing | |
| Derek Parsons | Editor |
Costume & Make-Up | |
| Josefa Rubio | Hairstylist |
Production | |
| Philip Yordan | Executive Producer |
Art | |
| Eugène Lourié | Art Direction |
Camera | |
| Manuel Berenguer | Director of Photography |
Costume & Make-Up | |
| Laure Lourié | Costume Design |
Sound | |
| Johnny Douglas | Original Music Composer |
Crew | |
| Eugène Lourié | Special Effects |
Writing | |
| Jon Manchip White | Story |
Sound | |
| Kurt Herrnfeld | Sound Editor |
Directing | |
| Isabel Ruiz Capillas | Script Supervisor |
Sound | |
| David Hildyard | Sound Recordist |
Directing | |
| José María Ochoa | Assistant Director |
Sound | |
| Maurice Askew | Sound Recordist |
| Johnny Douglas | Conductor |
