San Jose, California, 1906. Isolated in her labyrinthine mansion, eccentric firearm heiress Sarah Winchester believes that she is being haunted by the souls of those killed by the guns manufactured by her company.
| Directing | Michael Spierig | Director |
| Directing | Peter Spierig | Director |
| Writing | Michael Spierig | Screenplay |
| Writing | Peter Spierig | Screenplay |
| Camera | Ben Nott | Director of Photography |
| Editing | Matt Villa | Editor |
| Art | Janie Parker | Art Direction |
| Costume & Make-Up | Lynn Wheeler | Key Makeup Artist |
| Production | Marc Schipper | Executive Producer |
| Production | Leigh Pickford | Casting |
| Art | Vanessa Cerne | Set Decoration |
| Costume & Make-Up | Lynn Wheeler | Key Hair Stylist |
| Production | Bryce Menzies | Executive Producer |
| Production | Yvonne Collins | Line Producer |
| Production | Tim McGahan | Producer |
| Production | Benedict Carver | Executive Producer |
| Production | Brian J. Gilbert | Executive Producer |
| Sound | Peter Spierig | Original Music Composer |
| Art | Matthew Putland | Production Design |
| Art | Mark Warren | Art Direction |
| Production | Daniel Diamond | Executive Producer |
| Costume & Make-Up | Wendy Cork | Costume Design |
| Production | Antonia Lianos | Executive Producer |
| Production | Simon Oakes | Executive Producer |
| Production | Brett Tomberlin | Producer |
| Production | Tobin Armbrust | Executive Producer |
| Production | Andrew Trapani | Executive Producer |
| Sound | Hayden Collow | Sound Designer |
| Sound | Adam Hunt | Sound Editor |
| Crew | Laura Sutton | Stunts |
| Crew | Philli Anderson | Stunt Double |
| Sound | Frank Lipson | Sound Designer |
| Crew | Chris Anderson | Stunt Coordinator |
| Production | Angelique Badenoch | Production Manager |
| Directing | Jamie Leslie | First Assistant Director |
| Directing | Angella McPherson | Second Assistant Director |
| Directing | Carmel Torcasio | Script Supervisor |
| Sound | Gretchen Thornburn | Sound Recordist |
| Sound | Cam Eason | Boom Operator |
| Lighting | Matt Slattery | Gaffer |
| Writing | Tom Vaughan | Screenplay |
| Costume & Make-Up | Steven Boyle | Makeup Effects Designer |
| Production | Michael Burton | Executive Producer |
