Cast (30)
Ray Romano
Manny (voice)
John Leguizamo
Sid (voice)
Denis Leary
Diego (voice)
Queen Latifah
Ellie (voice)
Seann William Scott
Crash (voice)
Josh Peck
Eddie (voice)
Jay Leno
Fast Tony (voice)
Will Arnett
Lone Gunslinger Vulture (voice)
Chris Wedge
Scrat (voice)
Peter Ackerman
Dung Beetle Dad (voice)
Caitlin Rose Anderson
Glypto Boy Billy / Beaver Girl (voice)
Connor Anderson
Rhino Boy / Beaver Boy (voice)
Joseph Bologna
Mr. Start (voice)
Jack Crocicchia
Elk Boy (voice)
Peter de Sève
Condor Chick (voice)
Ariel Winter
Additional Voices (voice)
Clea Lewis
Female Mini Sloth (voice)
Stephen Root
Aardvark Dad (voice)
Nicole DeFelice
Start Girl (voice)
Debi Derryberry
Diatryma Mom (voice)
Marshall Efron
Start Dad (voice)
Tom Fahn
Stu / Male Ox (voice)
Jason Fricchione
Molehog Grandpa / Shovelmouth Male (voice)
George Jacobs
Beaver Dad (voice)
Brian Scott McFadden
Glyptodon (voice)
Jansen Panettiere
Shovelmouth Boy (voice)
Gregory Romano
Start Boy 1 (voice)
Matt Romano
Start Boy 2 (voice)
Carlos Saldanha
Dodo (voice)
Manoela Scarpa Saldanha
Molehog Kid 1 (voice)