When a group of astronomers calculate a star is on a course to slam into Earth, a few days before, it's accompanying planet will first pass close enough to the Earth to cause havoc on land and sea. They set about building a rocket so a few selected individuals can escape to the planet.
Unfortunately the movie When Worlds Collide is not yet available on HBO Max.
| Camera | W. Howard Greene | Director of Photography |
| Production | George Pal | Producer |
| Camera | John F. Seitz | Director of Photography |
| Directing | Rudolph Maté | Director |
| Writing | Sydney Boehm | Screenplay |
| Costume & Make-Up | Wally Westmore | Makeup Artist |
| Art | Albert Nozaki | Art Department Assistant |
| Art | Hal Pereira | Art Department Manager |
| Sound | Leith Stevens | Original Music Composer |
| Editing | Arthur P. Schmidt | Editor |
| Costume & Make-Up | Edith Head | Costume Design |
| Art | Sam Comer | Set Decoration |
| Writing | Edwin Balmer | Novel |
| Art | Ross Dowd | Set Decoration |
| Writing | Philip Wylie | Novel |
| Directing | Michael D. Moore | Assistant Director |
| Sound | Walter Oberst | Sound Recordist |
| Sound | Gene Merritt | Sound Recordist |
