Joey King Beaver Girl (voice)
Denis Leary Diego (voice)
Simon Pegg Buck (voice)
John Leguizamo Sid (voice)
Queen Latifah Ellie (voice)
Kristen Wiig Pudgy Beaver Mom (voice)
Chris Wedge Scrat (voice), Executive Producer
Bill Hader Gazelle (voice)
Frank Welker Momma Dino (voice) (uncredited)
Ray Romano Manny (voice)
Seann William Scott Crash (voice)
Matt Adler Additional Voice (voice)
Jane Lynch Diatryma Mom (voice)
Maile Flanagan Aardvark Mom (voice)
Karen Disher Scratte (voice)
Josh Peck Eddie (voice)
Daniel Patrick O'Brien Sequence Leads
Shawn Murphy Scoring Mixer
John Powell Original Music Composer
Fletcher Sheridan Playback Singer
Steve Alterman Additional Voice (voice)
Micah Dahlberg Casting Associate
Tim Nordquist Additional Voice (voice)
Eric Bradley Musician
Randy Thom Sound Re-Recording Mixer, Sound Designer
Allegra Leguizamo Aardvark Girl (voice)
Jason Fricchione Adult Molehog Male (voice), Editorial Manager
Selenis Leyva Additional Voice (voice)
Kyrsten Mate Sound Effects Editor
E. Larry Oatfield Foley Editor
Devika Parikh Additional Voice (voice)
Tom Carlson Music Editor
Clea Lewis Start Mom (voice)
Pamala Tyson Additional Voice (voice)
Kathy Graves Toon Assistant Editor
Michael Berg Screenplay
Philip Rogers ADR & Dubbing
David H. Kramer ADR Voice Casting, Additional Voice (voice)
Sue Fox Foley Editor
Holly Dorff ADR Voice Casting, Additional Voice (voice)
Michael Knapp Art Direction
George Doering Musician
JP Sans Animation
Dennie Thorpe Foley
Lori Forte Producer
Bea Miller Additional Voice / ADR Group (voice)
June Christopher Additional Voice (voice)
Carlos Saldanha Director, Dinosaur Babies / Flightless Bird (voice)
Johnathan Tchaikovsky Additional Voice (voice)
Lora Hirschberg Sound Re-Recording Mixer
Dave Metzger Orchestrator
Jason Taylor Animation
Peter Ackerman Screenplay
Pete Anthony Orchestrator
Mike Reiss Screenplay
Sean Ermey Animation
Yoni Brenner Screenplay
Moroni Taylor Storyboard Artist
Conrad Pope Orchestrator
Claudia Besso Additional Voice (voice)
Kelly Keaton Molehog Mom / Shovelmouth Mom (voice)
Peter DeSève Character Designer
Chris Regan Color Timer
Van Phan Animation
Jeff Brodsky Creature Technical Director
Mike Thurmeier Co-Director
Roy Latham ADR & Dubbing
Richard Hymns ADR Editor
David McCharen Additional Voice (voice)
Jana Vance Foley
Randy Kerber Orchestrator
Tansal Arnas Schedule Coordinator