Seann William Scott Crash (voice)
John Leguizamo Sid (voice)
Will Arnett Lone Gunslinger Vulture (voice)
Denis Leary Diego (voice)
Renée Taylor Mrs. Start (voice)
David H. Kramer Additional Voices (voice)
Galen T. Chu Animation Supervisor
Alan Tudyk Cholly (voice)
Queen Latifah Ellie (voice)
Stephen Root Aardvark Dad (voice)
Ray Romano Manny (voice)
Ariel Winter Additional Voices (voice)
Lori Forte Producer
Jay Leno Fast Tony (voice)
John Cygan Additional Voices (voice)
Josh Peck Eddie (voice)
Madeleine Martin Additional Voices (voice)
James Sie Freaky Male (voice)
Mike Thurmeier Supervising Animator
Mickie McGowan Additional Voices (voice)
George Jacobs Beaver Dad (voice)
Mindy Sterling Female Ox (voice)
Rodger Bumpass Additional Voices (voice)
Bob Camp Story Artist
Bill Farmer Additional Voices (voice)
Chris Wedge Scrat (voice), Executive Producer
Alan Rogers Animation
Will Files Assistant Sound Designer
Jack Angel Additional Voices (voice)
Laraine Newman Additional Voices (voice)
Frank Rinella Foley Mixer
Jess Harnell Additional Voices (voice)
Debi Derryberry Diatryma Mom (voice)
Natasha Leonnet Digital Intermediate
Laura Marano Additional Voices (voice)
Nick Bruno Animation
Tom Carlson Music Editor
Shawn Murphy Scoring Mixer
John Powell Original Music Composer
Ellen Heuer Foley Artist
Brian Scott McFadden Glyptodon (voice)
Danny Mann Additional Voices (voice)
Jamie Williams Visual Effects Technical Director
Jan Rabson Additional Voices (voice)
David Acord Assistant Sound Editor
Carlos Saldanha Director, Dodo (voice)
Chris Meledandri Executive Producer
Cindy Slattery Aardvark Mom (voice)
Chris Scarabosio Sound Mixer
Bob Bergen Additional Voices (voice)
Tim Nordquist Co-Editor
Brandon Proctor Sound Mix Technician
Douglas Murray Supervising Sound Editor
Clea Lewis Female Mini Sloth (voice)
Bruce Fowler Orchestrator
Peter Ackerman Dung Beetle Dad (voice)
Randy Thom Sound Designer, Supervising Sound Editor, Sound Mixer
Stephen L. Wong Animation
Jennifer Darling Additional Voices (voice)
Randy Kerber Orchestrator
Paul Butcher Additional Voices (voice)
Jim Passon Color Timer
Dennie Thorpe Foley
Al Nelson Sound Effects Editor
Marshall Efron Start Dad (voice)
Derek Casari ADR Engineer
James Thatcher Musician
Joseph Bologna Mr. Start (voice)
Amy Pawlowski Digital Intermediate Editor
Roy Latham ADR Recordist
Arun Ram-Mohan Lighting Artist
David C. Hughes Sound Effects Editor