| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ben Karlin | Crew | Production | Producer |
 Brett Armstrong | Crew | Crew | Stunts |
Carla Hetland | Crew | Costume & Make-Up | Costume Design |
Chris Helcermanas-Benge | Crew | Camera | Still Photographer |
Debra Wiebe | Crew | Costume & Make-Up | Hair Department Head |
 Ed Anders | Crew | Crew | Stunts |
 Francine Maisler | Crew | Production | Casting |
Jak Osmond | Crew | Crew | Special Effects Coordinator |
 James L. Brooks | Crew | Crew | Thanks |
 James McAvoy | Crew | Crew | Thanks |
Jim Black | Crew | Sound | Music Supervisor |
Kelli Konop | Crew | Production | Co-Producer |
Lauren Ritchie | Crew | Visual Effects | Visual Effects Producer |
Lorraine Jamison | Crew | Crew | Unit Publicist |
Michael A. Webber | Crew | Editing | Assistant Editor |
 Michael Giacchino | Crew | Sound | Original Music Composer |
Monica Huppert | Crew | Costume & Make-Up | Makeup Department Head |
Nancy Kirhoffer | Crew | Crew | Post Production Supervisor |
 Nicole Brown | Crew | Production | Co-Producer |
 Owen Walstrom | Crew | Crew | Stunts |
Paul Lukaitis | Crew | Production | Unit Production Manager |
Ross Dempster | Crew | Art | Art Direction |
Scott J. Ateah | Crew | Crew | Stunt Coordinator |
 Seth Rogen | Crew | Production | Producer |
Shane Vieau | Crew | Art | Set Decoration |
 Shawn Williamson | Crew | Production | Line Producer |
Stephanie Rossel | Crew | Directing | Script Supervisor |
Stephen M. Davis | Crew | Sound | Music Editor |
Stuart Haggerty | Crew | Lighting | Gaffer |
Terry Stacey | Crew | Camera | Director of Photography |
 Uwe Boll | Crew | Crew | Thanks |
 Zene Baker | Crew | Editing | Editor |
Annie Spitz | Crew | Art | Production Design |
Dottie Starling | Crew | Visual Effects | Visual Effects Supervisor |
 Evan Goldberg | Crew | Production | Producer |
George Chavez | Crew | Editing | Color Timer |
 Jonathan Levine | Crew | Directing | Director |
 Nathan Kahane | Crew | Production | Executive Producer |
Niall Fraser | Crew | Lighting | Best Boy Electric |
Sean Oxenbury | Crew | Lighting | Rigging Gaffer |
Stacey Butterworth | Crew | Costume & Make-Up | Wigmaker |
 Will Reiser | Crew | Writing | Writer, Executive Producer |
 Gabe Hilfer | Crew | Sound | Music Supervisor |
Elbert Irving IV | Crew | Visual Effects | Visual Effects Coordinator |
Kieran Humphries | Crew | Camera | First Assistant Camera |
Iris Torres | Crew | Directing | Assistant Director |
 Dan Redford | Crew | Crew | Stunts |
 Tendo Nagenda | Crew | Production | Co-Producer |
 Andrew Airlie | Cast | Actor | Dr. Ross |
 Anjelica Huston | Cast | Actress | Diane Lerner |
 Anna Kendrick | Cast | Actress | Katherine McKay |
 Brent Sheppard | Cast | Actor | Minister |
 Bryce Dallas Howard | Cast | Actress | Rachael |
 Chilton Crane | Cast | Actress | Mother on the Bus |
 D.C. Douglas | Cast | Actor | Live Volcano Reporter (voice) |
 Daniel Bacon | Cast | Actor | Dr. Phillips |
 Donna Yamamoto | Cast | Actress | Dr. Walderson |
 Joseph Gordon-Levitt | Cast | Actor | Adam Lerner |
 Laura Bertram | Cast | Actress | Claire |
 Matt Frewer | Cast | Actor | Mitch |
 P. Lynn Johnson | Cast | Actress | Bernie |
 Peter Kelamis | Cast | Actor | Phil |
 Philip Baker Hall | Cast | Actor | Alan |
 Serge Houde | Cast | Actor | Richard Lerner |
Seth Rogen | Cast | Actor | Kyle Hirons |
 Stephanie Belding | Cast | Actress | Friendly Nurse |
 Stephen Colbert | Cast | Actor | Self (archive footage) (uncredited) |
 Sugar Lyn Beard | Cast | Actress | Susan |
 Veena Sood | Cast | Actress | Nurse Stewart |
 Yee Jee Tso | Cast | Actor | Dr. Lee |
 Adrian Glynn McMorran | Cast | Actor | Bartender |
 Lauren Miller | Cast | Actress | Bodie |
 Matty Finochio | Cast | Actor | Ted |
 Sarah Smyth | Cast | Actress | Jenny |
Will Reiser | Cast | Actor | Greg |
 Andrea Brooks | Cast | Actress | Attractive Woman #2 |
 Jessica Parker Kennedy | Cast | Actress | Jackie |
 Luisa d'Oliveira | Cast | Actress | Agabelle Loogenburgen |
 Marie Avgeropoulos | Cast | Actress | Allison |
Tom MacNeill | Cast | Actor | Office Staff (uncredited) |
 William 'Big Sleeps' Stewart | Cast | Actor | George |
 Amitai Marmorstein | Cast | Actor | Young Person on the Bus |
 Christopher De-Schuster | Cast | Actor | Art Gallery Patron |
 Beatrice King | Cast | Actress | Pretty Girl |
 Ryan W. Smith | Cast | Actor | Joe |
 Jason Vaisvila | Cast | Cute Guy with Dreads | |
 Cameron K. Smith | Cast | Actor | Chemo Patient (uncredited) |
 Richard C. Burton | Cast | Thom the Patient | |
Karen van Blankenstein | Cast | Actress | Nurse Scott |
 Susan De West | Cast | Actress | Bar Girl |
| Person | Type | Job | Role(s) |
