Tom Kenny

as SpongeBob / Narrator / Gary / Various (voice)

Clancy Brown

as Mr. Krabs (voice)

Rodger Bumpass

as Squidward / Fish #4 (voice)

Bill Fagerbakke

as Patrick Star / Fish #2 / Chum Customer / Local Fish (voice)

Mr. Lawrence

as Plankton / Fish #7 / Attendant #2 (voice)

Jill Talley

as Karen / Old Lady (voice)

Carolyn Lawrence

as Sandy (voice)

Mary Jo Catlett

as Mrs. Puff (voice)

Jeffrey Tambor

as King Neptune (voice)

Scarlett Johansson

as Mindy (voice)

Alec Baldwin

as Dennis (voice)

David Hasselhoff

as David Hasselhoff

Kristopher Logan

as Squinty the Pirate

D.P. FitzGerald

as Bonesy the Pirate

Cole S. McKay

as Scruffy the Pirate

Dylan Haggerty

as Stitches the Pirate

Bart McCarthy

as Captain Bart the Pirate

Henry Kingi

as Inky the Pirate

Randolph Jones

as Tiny the Pirate

Paul Zies

as Upper Deck the Pirate (voice)

Aaron Hendry

as Tangles the Pirate / Cyclops Diver

Gerard Griesbaum

as Fingers the Pirate

Maxie J. Santillan Jr.

as Gummy the Pirate

Peter DeYoung

as Leatherbeard the Pirate

Gino Montesinos

as Tango the Pirate

John Siciliano

as Pokey the Pirate

David Stifel

as Cookie the Pirate

Alex Baker

as Martin the Pirate

Robin Russell

as Sniffy the Pirate

Tommy Schooler

as Salty the Pirate

Ben Wilson

as Stovepipe the Pirate

José Zelaya

as Dooby the Pirate

Mageina Tovah

as Usher

Chris Cummins

as Concession Guy

Todd Duffey

as Concession Guy

Dee Bradley Baker

as Cop / Phil / Perch / Waiter / Attendant #1 / Various (voice)

Sirena Irwin

as Reporter / Driver / Ice Cream Lady (voice)

Lori Alan

as Pearl (voice)

Thomas F. Wilson

as Fish #3 / Tough Fish #1 (voice)

Carlos Alazraqui

as King Neptune's Squire (voice)

Joshua Seth

as Prisoner (voice)

Tim Blaney

as Singing Goofy Goober (voice)

Derek Drymon

as The Screamer / Fisherman (voice)

Aaron Springer

as Laughing Bubble (voice)

Neil Ross

as Cyclops (voice)

Stephen Hillenburg

as Parrot (voice)

Mike Bell

as Fisherman

Frank Welker

as FrogFish (voice) (uncredited)