Playing around while aboard a cruise ship, the Chipmunks and Chipettes accidentally go overboard and end up marooned in a tropical paradise. They discover their new turf is not as deserted as it seems.
Dave
Jason Lee
Ian
David Cross
Zoe
Jenny Slate
Alvin (voice)
Justin Long
Simon (voice)
Matthew Gray Gubler
Theodore (voice)
Jesse McCartney
Eleanor (voice)
Amy Poehler
Jeanette (voice)
Anna Faris
Brittany (voice)
Christina Applegate
Simone (voice)
Alan Tudyk
Hawaiian Shirt Guy
Michael P. Northey
Club Woman #1
Sophia Aguiar
Club Woman #2
Lauren Gottlieb
Club Woman #3
Tera Perez
Captain Correlli
Andy Buckley
Waiter
Chad Krowchuk
Tessa
Luisa d'Oliveira
Tucker / Kite Kid
Tucker Albrizzi
Casino Guy
Nelson Wong
Excursion Clerk
Michael Bagdasarian
Damsel #1
Amber-Rochelle DeMarco
Damsel #2
Marcela Caceres
Damsel #3
Natalie Sutcliffe
Monster
Ian Harmon
Flight Attendant
Phyllis Smith
Alvin (singing voice) (uncredited)
Ross Bagdasarian, Jr.
Theodore / The Chipettes (singing voice) (uncredited)
Janice Karman
Music Executive (uncredited)
Eoin Bates
Additional Voices (voice) (uncredited)
Seth Robert Dusky
Cruise Guest (uncredited)
Wendell Kinney
Cruise Guy (uncredited)
Jeremy Palko
Model (uncredited)
Rachael Wegener