cast
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Ray Romano
Manfred 'Manny' (voice)
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John Leguizamo
Sid (voice)
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Denis Leary
Diego (voice)
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Goran Višnjić
Soto (voice)
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Jack Black
Zeke (voice)
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Cedric the Entertainer
Rhino (voice)
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Stephen Root
Rhino / Start (voice)
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Diedrich Bader
Saber-Toothed Tiger (voice)
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Alan Tudyk
Saber-Toothed Tiger / Freaky Mammal (voice)
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Lorri Bagley
Female Sloth (voice)
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Jane Krakowski
Female Sloth (voice)
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Peter Ackerman
Dodo / Freaky Mammal (voice)
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P.J. Benjamin
Dodo (voice)
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Josh Hamilton
Dodo / Aardvark (voice)
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Denny Dillon
Glypto (voice)
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Mitzi McCall
Glypto (voice)
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Tara Strong
Start (voice)
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Chris Wedge
Dodo / Scrat (voice)
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Kristen Johnston
Sylvia (voice) (uncredited)
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Darin De Paul
Additional Voices (voice) (uncredited)
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Dann Fink
Dodo (voice) (uncredited)
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Patrick Pinney
Various Mammals (uncredited)
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Phil Proctor
Various Mammals (uncredited)