Jeremy Renner Captain Gutt (voice) (uncredited)
Peter Dinklage Captain Gutt (voice)
John Leguizamo Sid (voice)
Simon Pegg Buck (voice)
Jennifer Lopez Songs, Shira (voice)
Denis Leary Diego (voice)
Patrick Stewart Ariscratle (voice)
Alan Tudyk Milton / Hunky Siren (voice)
Josh Gad Louis (voice)
Seann William Scott Crash (voice)
Nick Frost Flynn (voice)
Keke Palmer Songs, Peaches (voice)
Queen Latifah Ellie (voice), Songs
Nicki Minaj Songs, Steffie (voice)
Ray Romano Manny (voice)
Josh Peck Eddie (voice)
Aziz Ansari Squint (voice)
Rebel Wilson Raz (voice)
Joy Behar Eunice (voice)
Kunal Nayyar Gupta (voice)
Wanda Sykes Granny (voice)
Mike Reiss Story Consultant
Alain Chabat Silas (voice)
Heather Morris Katie (voice)
Drake Songs, Ethan (voice)
Selenis Leyva Additional Voices (voice)
Jason Fuchs Screenplay
Danny Flaherty Additional Voices (voice)
John Powell Original Music Composer
Sondra James Additional Voices (voice)
Nia Hansen Sound Effects Editor
Jim Passon Color Timer
Randy Thom Sound Designer, Sound Re-Recording Mixer, Supervising Sound Editor, Additonal Voices (voice)
Chris Wedge Scrat (voice), Executive Producer
John Donkin Producer
Edita Brychta Additional Voices (voice)
Lora Hirschberg Sound Re-Recording Mixer
Ester Dean Female Siren (voice), Songs
Marieve Herington Additional Voices (voice)
Carlos Saldanha Executive Producer
Steve Martino Director
Dennis T. Carnegie Additional Voices (voice)
Karen Disher Scratte (voice)
Keith Silverstein Additional Voices (voice)
Eddie 'Piolin' Sotelo Uncle Fungus (voice)
Teresa Eckton Sound Effects Editor
Galen T. Chu Visual Effects
Natasha Leonnet Digital Intermediate Colorist
Gabriel Rush Additional Voices (voice)
Peter de Sève Character Designer
Ben Gleib Marshall (voice)
Nick Bruno Animation Supervisor
Michael Silvers Supervising Sound Editor
Jana Vance Foley Artist
Pascal Garneau Foley Editor
Michael Thurmeier Director
David Parker Additional Sound Re-Recording Mixer
Frank Rinella Foley Mixer
Robert Shoup Foley Editor
Jay McGuiness Songs
Paul Downs Animation
Scott Guitteau Sound Effects Editor
Max George Songs
Jason Harris Additional Voices (voice)
Michael Berg Story, Screenplay
Chris Phillips Additional Voices (voice)
Jason Fricchione Dumb Mammoth / Various (voice)
Tara Sands Additional Voices (voice)
Christian Kaplan Casting
Andrea Gard Foley Recordist
David Ian Salter Editor
Ron McClary Additional Voices (voice)