Denis Leary Diego (voice)
Will Arnett Lone Gunslinger Vulture (voice)
Alan Tudyk Cholly (voice)
John Leguizamo Sid (voice)
Renée Taylor Mrs. Start (voice)
Queen Latifah Ellie (voice)
Stephen Root Aardvark Dad (voice)
Chris Wedge Scrat (voice), Executive Producer
Ariel Winter Additional Voices (voice)
Ray Romano Manny (voice)
Seann William Scott Crash (voice)
Jay Leno Fast Tony (voice)
Madeleine Martin Additional Voices (voice)
Zack Shada Additional Voices (voice)
George Jacobs Beaver Dad (voice)
Mindy Sterling Female Ox (voice)
Bob Camp Story Artist
Chris Meledandri Executive Producer
Josh Peck Eddie (voice)
Douglas Murray Supervising Sound Editor
Brandon Proctor Sound Mix Technician
Daniel Patrick O'Brien Sequence Leads
Jeannine Berger Post Production Supervisor
Laura Marano Additional Voices (voice)
Shawn Murphy Scoring Mixer
Danny Mann Additional Voices (voice)
Debi Derryberry Diatryma Mom (voice)
John Powell Original Music Composer
Bruce Fowler Orchestrator
Gary Burritt Negative Cutter
Laraine Newman Additional Voices (voice)
Bob Bergen Additional Voices (voice)
Tim Nordquist Co-Editor
Arun Ram-Mohan Lighting Artist
Jess Harnell Additional Voices (voice)
Bill Farmer Additional Voices (voice)
Randy Thom Sound Designer, Supervising Sound Editor, Sound Mixer
Frank Rinella Foley Mixer
Mickie McGowan Additional Voices (voice)
Bruce Anderson Production Manager
Natasha Leonnet Digital Intermediate
Jennifer Darling Additional Voices (voice)
Jack Angel Additional Voices (voice)
Rodger Bumpass Additional Voices (voice)
Marshall Efron Start Dad (voice)
Stephen L. Wong Animation
Paul Butcher Additional Voices (voice)
Jason Fricchione Molehog Grandpa / Shovelmouth Male (voice), Assistant Production Manager
Thomas Cardone Art Direction
Jan Rabson Additional Voices (voice)
David Esneault Lighting Supervisor
Joseph Bologna Mr. Start (voice)
James Sie Freaky Male (voice)
Nick Bruno Animation
Tom Carlson Music Editor
John Cygan Additional Voices (voice)
Sherry Lynn Additional Voices (voice)
Jansen Panettiere Shovelmouth Boy (voice)
Clea Lewis Female Mini Sloth (voice)
Al Nelson Sound Effects Editor
Troy Porter ADR Mixer
Shane Baumel Additional Voices (voice)
Will Files Assistant Sound Designer
Brett Hoffman Script Coordinator
Derek Casari ADR Engineer
David H. Kramer Additional Voices (voice)
Crispin Freeman Additional Voices (voice)
Sue Fox Foley Editor
Michael Knapp Visual Development
George Doering Musician
Jim Passon Color Timer
Craig Paulsen Associate Editor