Manny (voice)
Sid (voice)
Diego (voice)
Soto (voice)
Zeke (voice)
Carl (voice)
Frank / Start (voice)
Oscar (voice)
Lenny / Freaky Mammal / Dab (voice)
Jennifer (voice)
Rachel (voice)
Dodo / Freaky Mammal (voice)
Dodo (voice)
Dodo / Aardvark (voice)
Dodo / Scrat (voice)
Glyptodon (voice)
Baby Start (voice)
Additional Voices (voice) (uncredited)
Dodo (voice) (uncredited)
Various Mammals (uncredited)