| Directed by |
Jack Arnold |
|
| Screenplay by |
Harry Essex |
|
| Cast: | ||
| David Reed | Richard Carlson | |
| Kay Lawrence | Julie Adams | |
| Mark Williams | Richard Denning | |
| Carl Maia | Antonio Moreno | |
| Lucas | Nestor Paiva | |
| Dr. Thompson | Whit Bissell | |
| The Gill Man (in water) | Ricou Browning | |
| Tomas | Perry Lopez | |
| Louis - Expedition Foreman | Rodd Redwing | |
| Produced by |
William Alland |
|
| Year: | 1954 | |
| Running time: | 79 minutes | |
| Country: | United States | |
| Language: | English | |
| Release date: | February 12, 1954 (premiere) March 5, 1954 (regional openings) | |
| Production Company: | Universal Pictures | |
| Distributor: | Universal Pictures | |