As the countdown to graduation begins, students at Osborne High are being stalked by a maniac intent on exposing their darkest secrets to the entire town, terrorizing victims while wearing a life-like mask of their own face. With a mysterious past of her own, Makani and her friends must discover the killer's identity before they become victims themselves.
Is There's Someone Inside Your House on Netflix? Yes! The movie There's Someone Inside Your House is now on Netflix in the countries listed below.
| Costume & Make-Up | Megan Lyons | Assistant Makeup Artist |
| Costume & Make-Up | Toby Lindola | Special Effects Makeup Artist |
| Camera | Tobias A. Schliessler | Second Unit Director of Photography |
| Visual Effects | Marie-Josee Paradis | Visual Effects Producer |
| Production | Henry Gayden | Co-Producer |
| Art | Jen Swanston | Assistant Set Decoration |
| Costume & Make-Up | Madison Mah | Assistant Makeup Artist |
| Crew | Daphne Lambrinou | Post Production Supervisor |
| Camera | Brian Pearson | Second Unit Director of Photography |
| Directing | Ana Oparnica Sebal | Script Supervisor |
| Visual Effects | Jay Randall | Visual Effects Supervisor |
| Sound | Mark Noda | Sound Mixer |
| Art | Kacey McDougall | Assistant Art Director |
| Costume & Make-Up | Megan Harkness | Assistant Makeup Artist |
| Editing | Nicholas Monsour | Additional Editor |
| Crew | Nick Sena | Additional Music |
| Production | Nicole Shizuka Oguchi | Production Manager |
| Crew | Lauralee Connery | Stunt Coordinator |
| Visual Effects | Jimmy Uddo | Visual Effects Producer |
| Visual Effects | Justin Cornish | Visual Effects Supervisor |
| Production | Rich Delia | Casting Director |
| Sound | Zachary Dawes | Music |
| Art | William Arnold | Production Design |
| Editing | Michel Aller | Editor |
| Crew | Ali Dunn | Stunts |
| Crew | Janene Carleton | Stunt Double |
| Costume & Make-Up | Rosalina Da Silva | Makeup Department Head |
| Art | Eli Best | Art Direction |
| Art | Rachel Robinson | Set Decoration |
| Sound | Jeffrey A. Pitts | Sound Designer |
| Visual Effects | David Crawford | Visual Effects Supervisor |
| Sound | Andy Hay | Sound Re-Recording Mixer |
| Production | Brendan Ferguson | Unit Production Manager |
| Sound | Andy Hay | Supervising Sound Editor |
| Costume & Make-Up | Jeannie Chow | Hair Department Head |
| Art | Rohan Lyal | Head Greensman |
| Art | Stephanie Seidle | Set Buyer |
| Costume & Make-Up | Matthew Gorman | On Set Dresser |
| Art | Mike Lilley | Graphic Designer |
| Visual Effects | Jose Andres Romero | Digital Compositor |
| Production | Nicole Oguchi | Production Manager |
| Sound | Chris Navarro | ADR Mixer |
| Crew | Paul Benjamin | Special Effects Coordinator |
| Costume & Make-Up | Jori Woodman | Costume Design |
| Directing | Ronald Hersey | Second Unit Director |
| Visual Effects | Jonathan MacPherson | Visual Effects Supervisor |
| Sound | Gabriel J. Serrano | Sound Re-Recording Mixer |
| Art | Jonathan Peter Fill | Set Dresser |
| Directing | Jonathan MacPherson | Second Unit Director |
| Sound | Caleb Hollenback | Sound Recordist |
| Crew | Colton Friesen | Special Effects |
| Visual Effects | Pratik Redkar | VFX Artist |
| Production | Adam Folk | Executive In Charge Of Production |
| Directing | James Bitonti | First Assistant Director |
| Sound | Michael Miller | ADR Mixer |
| Art | Kevin Cockell | Assistant Property Master |
| Sound | Karina Rezhevska | Foley Mixer |
| Visual Effects | Jason Colthrust | Visual Effects |
| Visual Effects | Maria Mira | Visual Effects Producer |
| Art | Kate Farnan | Props |
| Sound | Paul Timothy Carden | Dialogue Editor |
| Crew | Vishal Chauhan | Compositor |
| Visual Effects | Sarika Salian | Compositing Lead |
| Art | Ronnie Werneburg | Construction Coordinator |
| Crew | Jody Fedele | Visual Effects Editor |
| Crew | Utkarsh Gupta | Compositor |
| Crew | Kirstyn König | Stunt Double |
| Lighting | Clyde Harrelson | Lighting Technician |
| Sound | Jay Bellerose | Musician |
| Crew | Donavin Kuhl | Stunt Double |
| Sound | Jody Friedman | Music Coordinator |
| Visual Effects | Kapil Prajapati | Digital Compositor |
| Production | Katherine McCown | Casting Assistant |
| Visual Effects | Aude Vitrant | Visual Effects Producer |
| Visual Effects | Katherina Walpulski | Visual Effects Coordinator |
| Crew | Maya Macatumpag | Stunt Double |
| Sound | Greg Edwards | Musician |
| Production | Terri Garbutt | Production Coordinator |
| Crew | Rochelle Okoye | Stunt Double |
| Production | Alicia Scott | Extras Casting |
| Production | Michael Farias | Location Manager |
| Production | Sonja Olafsdottir | First Assistant Production Coordinator |
| Crew | Dan Shea | Stunt Coordinator |
| Lighting | Daniel Pierce | Rigging Grip |
| Art | Prince Justin Atkinson | Location Scout |
| Sound | Carla Azar | Musician |
| Sound | Maggie Phillips | Music Supervisor |
| Crew | Djordjije Nikolic | Driver |
| Production | Alex Kokke | Production Assistant |
| Directing | David Scott Thomson | Third Assistant Director |
| Visual Effects | Cleiton Wiggers Werncke | Digital Compositor |
| Lighting | James M. Jackson | Gaffer |
| Production | Stephanie Townsend | Casting Assistant |
| Costume & Make-Up | Sara Byblow | Assistant Costume Designer |
| Visual Effects | Yuting Chen | Digital Compositor |
| Production | Sandra-Ken Freeman | Extras Casting |
| Camera | Troy James Sobotka | Key Grip |
| Crew | Adiam Haddish Asrat | Stunt Double |
| Camera | Sergii Bogomolov | Camera Trainee |
| Camera | Leon Serginson | Best Boy Grip |
| Lighting | Stephen Arnott | Key Rigging Grip |
| Camera | David Bukach | Still Photographer |
| Production | Mark Droter | Casting Associate |
| Costume & Make-Up | Paula Negritto | Costume Supervisor |
| Directing | Benjamin Cairns | Second Assistant Director |
| Sound | Michael Baird | Dialogue Editor |
| Sound | Sharon Van Etten | Musician |
| Crew | Julia Stiles | Thanks |
| Sound | Jamie Stewart | Musician |
| Art | Aaron Becker | Main Title Designer |
| Crew | Marie Marolle | Stunt Double |
| Production | Susan Boyajian | ADR Voice Casting |
| Visual Effects | Brooke Lyndon-Stanford | Visual Effects Supervisor |
| Production | Michael Clear | Producer |
| Production | Dan Cohen | Producer |
| Production | Shawn Levy | Producer |
| Writing | Henry Gayden | Screenplay |
| Production | James Wan | Producer |
| Writing | Stephanie Perkins | Novel |
| Crew | Cassandra Ebner | Stunts |
| Production | Alayna Glasthal | Producer's Assistant |
| Directing | Patrick Brice | Director |
| Production | Emily Morris | Executive Producer |
| Production | Brendan Ferguson | Executive Producer |
| Production | Judson Scott | Executive Producer |
| Camera | Jeff Cutter | Director of Photography |
| Production | James Bitonti | Associate Producer |
| Production | Rich Delia | Casting |
