The Underwater City (1962) — Cast
Cast
| Julie Adams | Monica |
| William Lundigan | Gage |
| Kathie Browne | Steele |
| Roy Roberts | Graham Dalton |
| Edmund Cobb | Meade |
| George DeNormand | (uncredited) |
| Chet Douglas | Marlow |
| Karen Norris | Phyllis Dietrichson |
| Paul Power | (uncredited) |
| Carl Benton Reid | Junius |
| Paul Dubov | Burnett |
| Edward Mallory | Steele |
Crew
| Howard Lydecker | Special Effects Coordinator |
| Ronald Stein | Original Music Composer |
| Gordon Avil | Director of Photography |
| Ben Lane | Makeup Artist |
| Ruth Alexander | Story |
| Don Ament | Art Direction |
| Frank McDonald | Director |
| Alex Gordon | Producer |
| Alex Gordon | Story |
| Donald W. Starling | Editor |
| Al Clark | Editor |
| Orville H. Hampton | Writer |