Britt Robertson
Casey Newton
George Clooney
Frank Walker
Raffey Cassidy
Athena
Hugh Laurie
David Nix
Tim McGraw
Eddie Newton
Chris Bauer
Frank's Dad
Shiloh Nelson
Young Casey Newton
Kathryn Hahn
Ursula
Keegan-Michael Key
Hugo
Thomas Robinson
Young Frank Walker
Pierce Gagnon
Nate Newton
Matthew MacCaull
Dave Clark
Judy Greer
Jenny Newton
Matthew Kevin Anderson
Bus Driver
Michael Giacchino
Small World Operator
D. Harlan Cutshall
Skyscraper Foreman
Xantha Radley
History Teacher
David Nykl
Science Teacher
Paul McGillion
English Teacher
Garry Chalk
Jail Desk Jockey
Dagan Nish
Jail Punk
Alex Barima
Jetpack Buddy
Jedidiah Goodacre
Jetpack Buddy
Kate Crutchlow
Monorail Mother
Priya Rajaratnam
Young Astronaut
Parm Soor
Astronaut's Father
Leena Manro
Astronaut's Mother
Rick Pearce
Pickup Driver
Tom Butler
Police Captain
Michael Rowe
Deputy
Tim Perez
Deputy
Patrick Sabongui
Eiffel Tower Guard #1
Mathieu Lardier
Pierre Clark
Fraser Corbett
Jensen
Darren Shahlavi
Tough Guard
Aidan Gemme
Young British Recruiter
Natasha Davidson
GM Plant Worker
Paul Anthony
Thick Glasses (uncredited)
Nicholas Barrera
World's Fair Patron (uncredited)
Barbara Keegan
World's Fair Patron (uncredited)
Jason Bell
Dave Clark #7 (uncredited)
PewDiePie
PewDiePie (uncredited)
Darien Provost
Mikey (uncredited)
Jackson Tessmer
1964 World's Fair Boy (uncredited)
Marcus Rosner
Handsome Harry (uncredited)
Clint Carleton
Pierre Clark (uncredited)
Ellen Marguerite Cullivan
Neighbor (uncredited)
Michael Ray Davis
Lonely Man (uncredited)
Amy Esterle
Greyhound Girl (uncredited)
Monique Ganderton
Dave Clark #1 (uncredited)
Glen Gordon
Donnie / Science Kid (uncredited)
Kory Grim
Dave Clark Henchman (uncredited)
Robert Peoples
Pedestrian (uncredited)
Tomas Johansson
1964 World's Fair Patron (uncredited)
Tommy Lentsch
Driver (uncredited)
Laura MacKillop
Betsy (uncredited)
Grae Marino
Motorist (uncredited)
Catherine Michaud
Young Attendee (uncredited)
Jaeda Lily Miller
Young Casey (uncredited)
Lochlyn Munro
Uncle Anthony (uncredited)
Aliyah O'Brien
Functionary (uncredited)
Eddie Perez
Dave Clark #2 (uncredited)
Bruce Salomon
Max / Louis (uncredited)
Manoj Sood
Economics Teacher (uncredited)
