 | Ben Aldridge als Andrew |
 | Jonathan Groff als Eric |
 | Kristen Cui als Wen |
 | Dave Bautista als Leonard |
 | Nikki Amuka-Bird als Sabrina |
 | Abby Quinn als Adriane |
 | Rupert Grint als Redmond |
 | McKenna Kerrigan als Andrew's Mom |
 | Ian Merrill Peakes als Andrew's Father |
 | Denise Nakano als TV Newscaster #1 |
| Rose Luardo als PWTC Spokeswoman |
| Billy Vargus als Seismologist |
 | Satomi Hofmann als TV Newscaster #2 |
 | Kevin Leung als Man with Child on TV |
 | Lee Avant als TV News Anchor #3 |
| Odera Adimorah als International TV News Anchor |
| Kat Murphy als Scottish Female Doctor |
| Kittson O'Neill als BBC Anchor |
| Lya Yanne als Adoption Center Employee |
 | M. Night Shyamalan als Infomercial Host |
 | Clare Louise Frost als Infomercial Co-Host |
| Hanna Gaffney als Waitress |
| Monica Fleurette als Woman in Diner |
 | Saria Chen als Adult Wen |
| M. Night Shyamalan | Director |
| M. Night Shyamalan | Producer |
| Ashwin Rajan | Producer |
| Marc Bienstock | Producer |
| Douglas Aibel | Casting |
| Jarin Blaschke | Director of Photography |
| Naaman Marshall | Production Design |
| Dave Kellom | Art Direction |
| Miranda Welsh | Key Hair Stylist |
| Katie McGregor | Makeup Artist |
| Sarit Klein | Makeup Department Head |
| Alexis Arenas | Key Makeup Artist |
| Jason Salzman | Production Supervisor |
| Brick Mason | Storyboard Artist |
| Jefry Shebroe | Set Supervisor |
| Robbie Duncan | Property Master |
| Damien Harrer | Props |
| Jenny Lifland | Props |
| Emma Verdugo | Props |
| Stu Probst | Assistant Property Master |
| Deborah Maxwell Dion | Casting Associate |
| Sarah Bacot | Assistant Costume Designer |
| Ary Matteazzi | Costume Coordinator |
| Michael Hatzer | Digital Colorist |
| Bjorn Arnesen | Production Coordinator |
| Noemi Preiswerk | Editor |
| Stephanie Hobgood | Makeup Artist |
| Vince Mountain | Assistant Art Director |
| Caroline Duncan | Costume Design |
| Jamie Leigh Matteucci | Makeup Artist |
| Christian T. Cooke | Sound Re-Recording Mixer |
| Grant Elder | Sound Re-Recording Mixer |
| David Forshee | Supervising Sound Editor |
| Ryan Collison | Foley Mixer |
| Shaun Brennan | Foley Artist |
| Leslie Bloome | Foley Artist |
| Graham Gardner | Boom Operator |
| Connor Nagy | Foley Mixer |
| Roni Pillischer | Foley Editor |
| Natalia Saavedra Brychcy | Sound Effects Editor |
| David J. Schwartz | Sound Mixer |
| David Lebensfeld | Visual Effects Supervisor |
| Grant Miller | Visual Effects Supervisor |
| Christos V. Konstantakopoulos | Executive Producer |
| Anthony Keating | Second Second Assistant Director |
| Lowell A. Meyer | Director of Photography |
| Guillaume Marien | Visual Effects Producer |
| Jared Levin | Visual Effects Producer |
| Sebastián Eyherabide | Visual Effects Producer |
| Tyler Deck | Visual Effects Producer |
| Oleg Kulchytskyi | Sound Re-Recording Mixer |
| Jill Purdy | Supervising Sound Editor |
| M. Night Shyamalan | Screenplay |
| Steve Desmond | Screenplay |
| Michael Sherman | Screenplay |
| Paul Tremblay | Book |
| Steven Schneider | Executive Producer |
| Ashley Fox | Executive Producer |
| Herdís Stefánsdóttir | Original Music Composer |
| Ishana Night Shyamalan | Second Unit Director |
| William J. Cox | Compositor |
| Dylan Hintz | Stunt Double |
| Jemimah Mwaba | Stunt Double |
| Damali Ross | Stunt Double |
| Manny Siverio | Stunt Coordinator |
| Vesselin Todorov-Vinnie | Stunts |
| Michael Viola | Stunt Double |
| Ja'Rel Ivory | Grip |
| Miles O'Bryan | Grip |
| Joe Skodzinski | Set Dresser |
| Karen Frick | Assistant Set Decoration |
| Jeno Delli Colli | Assistant Set Decoration |
| Adam Druxman | First Assistant Director |
| Larissa Malarek | Second Assistant Director |
| Ben Kahn | First Assistant Director |
| Ramiro A. Quintero | Second Assistant Director |
| John Nunn | On Set Dresser |
| Patrick Edward White | Special Effects Coordinator |
| Dane Wilson | Special Effects Technician |
