De alien die door Jerry Lewis wordt gespeeld, Kreton, is weinig ontwikkeld en vredelievend. Hij komt op aarde terecht bij een familie waarvan de vader een UFO-ontkennende tv-journalist is.
Nee, helaas is Visit to a Small Planet nog niet beschikbaar op Netflix in Nederland.
| Writing | Edmund Beloin | Screenplay |
| Directing | Norman Taurog | Director |
| Writing | Henry Garson | Screenplay |
| Production | Paul Nathan | Associate Producer |
| Camera | Loyal Griggs | Director of Photography |
| Production | Hal B. Wallis | Producer |
| Sound | Leigh Harline | Original Music Composer |
| Art | Robert McCrellis | Props |
| Directing | Ralph Axness | Assistant Director |
| Sound | Gene Merritt | Sound Recordist |
| Costume & Make-Up | Nellie Manley | Hair Supervisor |
| Art | Hal Pereira | Art Direction |
| Editing | Frank Bracht | Editor |
| Sound | Charles Grenzbach | Sound Recordist |
| Writing | Gore Vidal | Theatre Play |
| Costume & Make-Up | Edith Head | Costume Design |
| Costume & Make-Up | Wally Westmore | Makeup Supervisor |
| Crew | John P. Fulton | Special Effects |
| Art | Sam Comer | Set Decoration |
| Art | Arthur Krams | Set Decoration |
| Crew | Miriam Nelson | Choreographer |
| Crew | Jack Mintz | Dialogue Coach |
| Directing | Michael D. Moore | Assistant Director |
| Art | Walter H. Tyler | Art Direction |
