While investigating a diamond heist, disgruntled cop Harper falls for Holly, the top suspect's main squeeze. When she convinces him to kill her boyfriend and make off with her and the loot, they start down a treacherous path full of dark surprises.
Unfortunately the movie Cage of Evil is not yet available on HBO Max.
| Directing | Edward L. Cahn | Director |
| Writing | Orville H. Hampton | Writer |
| Camera | Maury Gertsman | Director of Photography |
| Production | Robert E. Kent | Producer |
| Directing | Herbert S. Greene | Assistant Director |
| Sound | Bert Shefter | Original Music Composer |
| Production | Joseph Small | Production Manager |
| Sound | Paul Sawtell | Original Music Composer |
| Editing | Michael Minth | Editor |
| Production | Jack Murton | Casting |
| Art | Serge Krizman | Art Direction |
| Art | Morris Hoffman | Set Decoration |
