- Brad Pitt - Will (voice)
- Matt Damon - Bill (voice)
- Carlos Alazraqui - Nestor (voice)
- Jeffrey Garcia - Rinaldo (voice)
- Ava Acres - Erik (voice)
- Benjamin Flores Jr. - Atticus (voice)
- Meibh Campbell - Bo (voice)
- Magda Szubanski - Miss Viola (voice)
- Hank Azaria - Mighty Sven (voice)
- Richard Carter - Bryan (voice)
- Lee Perry - Wayne / Francesco / Eggbert / Leopard Seal (voice)
- Jai Sloper - Weaner Pup (voice)
- Oscar Beard - Weaner Pup (voice)
- Anthony LaPaglia - Alpha Skua (voice)
- Danny Mann - Brokebeak (voice)
- Denise Blasor - Adelie Chica (voice)
- Roger Narayan - Indian Penguin (voice)
- Mason Cotton - Additional Voices (voice)
- Joshua Rush - Additional Voice (voice)
- Carolina Jiménez
- Warren Coleman
- George Miller
- Paul Livingston
- Gary Eck
-
George Miller, Bill Miller, Doug Mitchell
- John Powell
Capítulo disponible en las siguientes plataformas: