Kaitlyn Maher
(Ella)

Carter Hastings
(Ricky)

Alan Shearman
(Sammy (as Johnny Wesley))

Marlon Wayans
(Ray (as Thomas Lee))

Carlos Alazraqui
(Big D / Maurice Penguin (as Dennis O'Connor))

Joe J. Thomas
(Lulu the Lobster)

Jeff Dunham
(Jimbo)

Dino Andrade
(Manuel Hogfish)

April Stewart
(Consuelo Hogfish / Rosie Penguin (as Bridget Gonzalez))

Chris Andrew Ciulla
(Russian Snowcrab (as Chris Ciulla))

Terri Douglas
(Little Fish)

Jim Ward
(Philippe (as Joseph W. Terry))

John Kassir
(Marco (as Michel Goldstein))

Robin Atkin Downes
(Diver (as George Babbit))

Cinda Adams
(Veterinarian)

Lex Lang
(Big Frenchman)

Cam Clarke
(Seagull (as Clark Kelly))

Douglas Ryan Roth
(Seagull)

Max Casella
(Seagull (uncredited))

Kyle Hebert
(Seagull)

Eric Bauza
(Manager / Ray Fish (as Jaylen Ahmadyar))

Grey DeLisle
(Shelly (as Millie Mup))

Roxanne Reese
(Rita)

Michael McConnohie
(Security Guard)

Domonic Paris
(Large Fisherman (as Sirap Mod))

Willie James Warren Jr.
(Jamaican Fisherman)

Michael Sun Lee
(Japanese Fisherman)

Lara Cody
(Big D's girlfriend (as Lauren Valente))

Sam Riegel
(Jax (as Michael Philip))

Camille Labadie
(Annabel (Baby Octopus))

Bridget Hoffman
(Margaret (Mother Octopus) (as Deanne Basque))

Doug Stone
(Albert (Hammerhead Shark))

Darren Capozzi
(Tremaine)

Patrick Seitz
(Toots / Bodyguard)

Jimmy Zoppi
(Ray Fish (as Matt Hart))

Brianne Siddall
(Prince (as Murray Blue))

Cassidy Naber
(Prince)

Dylan Shepherd
(Prince)

Jack Shepherd
(Hatchling)

Mari Devon
(American Woman (as Jane Alan))

Keegan Thomas
(American Boy (as Cameron Thomas))

Elisa Gabrielli
(Patron)

Jessica Gee
(Additional Voices (as Jessica Gee-George))

Yuri Lowenthal
(Additional Voices)

Melora Harte
(Additional Voices)

Nika Futterman
(Additional Voices (as Nina Podolska))

Steve Staley
(Additional Voices (as Steve Cannon))

Steven Kramer
(Additional Voices)