Cast & crew
When Worlds Collide (1951)
Directed by Rudolph Maté Written by Sydney Boehm
Cast
| Barbara Rush | Joyce Hendron |
| Richard Derr | David Randall |
| Larry Keating | Dr. Cole Hendron |
| Rachel Ames | Julie Cummings |
| Peter Hansen | Dr. Tony Drake |
| John Hoyt | Sydney Stanton |
| Stephen Chase | Dr. George Frye |
| Frank Cady | Harold Ferris |
| Hayden Rorke | Dr. Emery Bronson |
| Sandro Giglio | Dr. Ottinger |
| Kirk Alyn | Rioter Bringing Guns (uncredited) |
| Gertrude Astor | Traveler (uncredited) |
| Robert Chapman | Student (uncredited) |
| Marcel De La Brosse | Headwaiter (uncredited) |
| Estelle Etterre | Traveler (uncredited) |
| Edna Smith | |
| James Congdon | Eddie Garson (uncredited) |
| Gene Collins | Newsdealer (uncredited) |
| Paul Frees | Narrator/U.S. President (voice) |
| Gay Nelson | Leda (uncredited) |
| Mary Murphy | Student |
Crew
| Hal Pereira | Art Department Manager |
| W. Howard Greene | Director of Photography |
| Sydney Boehm | Screenplay |
| John F. Seitz | Director of Photography |
| Leith Stevens | Original Music Composer |
| Wally Westmore | Makeup Artist |
| George Pal | Producer |
| Rudolph Maté | Director |
| Albert Nozaki | Art Department Assistant |
| Sam Comer | Set Decoration |
| Arthur P. Schmidt | Editor |
| Edwin Balmer | Novel |
| Michael D. Moore | Assistant Director |
| Ross Dowd | Set Decoration |
| Gene Merritt | Sound Recordist |
| Edith Head | Costume Design |
| Philip Wylie | Novel |
| Walter Oberst | Sound Recordist |