75 mins | Science Fiction | Oct. 15, 1948
75 mins | Science Fiction | Oct. 15, 1948
| IMDb rating | 5.0 |
| Producers | Albert Jay Cohen Productions |
| Original title | Unknown Island |
| Directors | Jack Bernhard |
| Writers | Robert T. Shannon, Jack Harvey |
as Carole Lane
as Ted Osborne
as John Fairbanks
as Capt. Tarnowski
as Sanderson, 1st Mate
as Crewman Edwards
as Extra in Dive, Pointing Out Tarnowski
as Monster (uncredited)