George Clooney Frank Walker
Hugh Laurie David Nix
April Webster Casting
Judy Greer Jenny Newton
Kathryn Hahn Ursula
Lochlyn Munro Uncle Anthony (uncredited)
Britt Robertson Casey Newton
Keegan-Michael Key Hugo
Chris Bauer Frank's Dad
Deborah Rutherford Makeup Artist
Debbi Bossi Associate Producer
Paul Anthony Thick Glasses (uncredited)
Shiloh Nelson Young Casey Newton
Tim Perez Deputy
Darien Provost Mikey (uncredited)
Kris Bergthorson Set Designer
Jedidiah Goodacre Jetpack Buddy
Raffey Cassidy Athena
Garry Chalk Jail Desk Jockey
Xantha Radley History Teacher
Patrick Sabongui Eiffel Tower Guard #1
Tim McGraw Eddie Newton
Garvin Cross Stunts
Christine Youngstrom Art Department Coordinator
Stephen S. Campanelli Camera Operator
Loyd Bateman Stunts
Brad Bird Director, Story, Screenplay, Producer
Michael Giacchino Original Music Composer, Small World Operator
Matthew Kevin Anderson Bus Driver
Monique Ganderton Dave Clark #1 (uncredited), Stunts
Ed Anders Stunts
Jeremy Stanbridge Art Direction
Hans Bjerno Helicopter Camera
Thomas Robinson Young Frank Walker
Pierce Gagnon Nate Newton
Glen Gordon Donnie / Science Kid (uncredited)
Maura Gannett Studio Teacher
Tom Butler Police Captain
Florent Lebrun Matte Painter
Cristina Sopeña Costume Supervisor
Daniel Perez Ferreira Visual Effects Technical Director
Clint Carleton Pierre Clark (uncredited), Stunt Double
Alex Barima Jetpack Buddy
Darren Shahlavi Tough Guard
Mike Marcuzzi Visual Effects
Matthew MacCaull Dave Clark
Claudio Miranda Director of Photography
Charles Leitrants Construction Coordinator
Tomas Johansson 1964 World's Fair Patron (uncredited)
Nicholas Barrera World's Fair Patron (uncredited)
Aliyah O'Brien Functionary (uncredited)
Marcus Rosner Handsome Harry (uncredited)
Craig Hammack Visual Effects Supervisor
Damon Lindelof Producer, Story, Screenplay
Michael Rowe Deputy
Kyrsten Mate Sound Designer
James Harris Construction Coordinator
Krista Bell Stunt Double
Joey Box Stunt Coordinator
Jaeda Lily Miller Young Casey (uncredited)
Michael Ray Davis Lonely Man (uncredited)
Carie Wallis Art Department Coordinator
Jeffrey Lynch Second Unit Director
Jason Bell Dave Clark #7 (uncredited), Stunts
Kyle Dunlevy Animation
Paul McGillion English Teacher
BJ McDonnell Steadicam Operator
Manoj Sood Economics Teacher (uncredited)
Walter Murch Editor
Donald Dowd Technical Advisor
Jeffrey Chernov Producer
Fraser Corbett Jensen