Een horrorfilmster keert na jaren in een psychiatrische inrichting terug naar zijn beroemde rol. Maar het personage lijkt moorden te plegen, onafhankelijk van zijn wil.
Nee, helaas is Madhouse nog niet beschikbaar op Netflix in Nederland.
| Production | Max Rosenberg | Producer |
| Writing | Greg Morrison | Screenplay |
| Production | Milton Subotsky | Producer |
| Directing | Jim Clark | Director |
| Writing | Ken Levison | Screenplay |
| Production | Samuel Z. Arkoff | Executive Producer |
| Editing | Clive Smith | Editor |
| Art | Bill Waldron | Construction Manager |
| Crew | Ray Parslow | Cinematography |
| Production | John Dark | Associate Producer |
| Production | Rose Tobias Shaw | Casting |
| Costume & Make-Up | George Blackler | Makeup Artist |
| Art | John Siddall | Assistant Art Director |
| Sound | Douglas Gamley | Music |
| Camera | Ken Coles | Camera Operator |
| Art | Tony Curtis | Art Direction |
| Costume & Make-Up | Helen Lennox | Hairdresser |
| Production | Pat Green | Production Manager |
| Directing | Allan James | First Assistant Director |
| Crew | Roy Spencer | Special Effects |
| Sound | Peter Horrocks | Sound Editor |
| Directing | Nigel Wooll | Second Assistant Director |
| Crew | Norman Kerss | Special Effects |
| Production | Ruggero Salvadori | Production Manager |
| Sound | Danny Daniel | Sound Recordist |
| Camera | Ian Smith | Clapper Loader |
| Directing | Michael Green | Third Assistant Director |
| Sound | Gerry Humphreys | Sound Recordist |
| Costume & Make-Up | Dulcie Midwinter | Wardrobe Master |
| Directing | Lorna Selwyn | Continuity |
