Twee ouder wordende actrices leven inmiddels als kluizenaars in een oud tehuis in Hollywood. Jane Hudson, een succesvol kindsterretje, zorgt voor haar oudere en gehandicapte zuster Blanche, wiens carrière in latere jaren dat van Jane overvleugelde.
Nee, helaas is What Ever Happened to Baby Jane? nog niet beschikbaar op Netflix in Nederland.
| Writing | Henry Farrell | Novel |
| Camera | Ernest Haller | Director of Photography |
| Directing | Robert Aldrich | Director |
| Sound | Frank De Vol | Original Music Composer |
| Editing | Michael Luciano | Editor |
| Writing | Lukas Heller | Screenplay |
| Production | Kenneth Hyman | Executive Producer |
| Production | Robert Aldrich | Producer |
| Production | Jack R. Berne | Production Supervisor |
| Art | William Glasgow | Art Direction |
| Directing | Robert Gary | Script Supervisor |
| Art | George Sawley | Set Decoration |
| Camera | Till A. Gabbani | Camera Operator |
| Directing | Tom Connors Jr. | Assistant Director |
| Crew | Alex Romero | Choreographer |
| Sound | George E. Marsh | Music Editor |
| Sound | Harold E. McGhan | Sound Editor |
| Art | John Orlando | Property Master |
| Costume & Make-Up | Norma Koch | Wardrobe Designer |
| Sound | Jack Solomon | Sound |
| Production | Walter Blake | Producer's Assistant |
