Dr. Stephen Sorenson wil de warmte uit het binnenste van de aarde gebruiken voor energie, maar als een experiment mislukt, ontstaat er een diepe kloof die steeds groter wordt. Sorenson staat nu voor de moeilijke taak om dit proces te stoppen, omdat de aarde anders in tweeën zal splijten.
Nee, helaas is Crack in the World nog niet beschikbaar op Netflix in Nederland.
| Directing | Andrew Marton | Director |
| Production | Lester A. Sansom | Producer |
| Production | 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 |
| Sound | Johnny Douglas | Conductor |
