A former vaudeville child star viciously torments her paraplegic sister in their decaying Hollywood mansion.
Unfortunately the movie What Ever Happened to Baby Jane? is not yet available on Disney Plus.
| Directing | Robert Aldrich | Director |
| Writing | Henry Farrell | Novel |
| Writing | Lukas Heller | Screenplay |
| Production | Robert Aldrich | Producer |
| Production | Kenneth Hyman | Executive Producer |
| Sound | Frank De Vol | Original Music Composer |
| Camera | Ernest Haller | Director of Photography |
| Editing | Michael Luciano | Editor |
| Art | William Glasgow | Art Direction |
| Art | George Sawley | Set Decoration |
| Production | Jack R. Berne | Production Supervisor |
| Directing | Tom Connors Jr. | Assistant Director |
| Sound | Harold E. McGhan | Sound Editor |
| Camera | Till A. Gabbani | Camera Operator |
| Sound | George E. Marsh | Music Editor |
| Directing | Robert Gary | Script Supervisor |
| Crew | Alex Romero | Choreographer |
| Art | John Orlando | Property Master |
| Costume & Make-Up | Norma Koch | Wardrobe Designer |
| Sound | Jack Solomon | Sound |
| Production | Walter Blake | Producer's Assistant |