A spree of grisly murders is perpetrated in Frankfurt by a group of Satan worshippers. A lonely schoolteacher almost runs over an elderly man and takes him in, unbeknown to her the man has plans for her – plans that involve a permanent future with the Satanic cult.
Unfortunately the movie The Sect is not yet available on HBO Max.
| Directing | Michele Soavi | Director |
| Writing | Michele Soavi | Writer |
| Writing | Gianni Romoli | Writer |
| Writing | Dario Argento | Writer |
| Production | Vittorio Cecchi Gori | Producer |
| Camera | Franco Vitale | Still Photographer |
| Camera | Mario Bagnato | Underwater Camera |
| Costume & Make-Up | Rosario Prestopino | Makeup Artist |
| Crew | Massimo Cristofanelli | Special Effects |
| Camera | Giovanni Gebbia | Steadicam Operator |
| Production | Dario Argento | Producer |
| Editing | Adriana Benedetti | First Assistant Editor |
| Production | Mario Cecchi Gori | Producer |
| Sound | Pino Donaggio | Music |
| Sound | Marco Lippi | Foley |
| Costume & Make-Up | Vera Cozzolino | Costume Design |
| Sound | Massimo Anzellotti | Sound Effects Editor |
| Camera | Raffaele Mertes | Director of Photography |
| Art | Massimo Antonello Geleng | Production Design |
| Costume & Make-Up | Iolanda Angelucci | Hairstylist |
| Editing | Franco Fraticelli | Editor |
| Crew | Rosario Prestopino | Special Effects |
| Costume & Make-Up | Mirella Pedetti | Seamstress |
| Camera | Camillo Sabatini | Camera Operator |
| Camera | Nicola Pecorini | Steadicam Operator |
| Camera | Sandro De Pascalis | Steadicam Operator |
| Crew | Sergio Stivaletti | Animatronic and Prosthetic Effects |
