Tom Kenny

SpongeBob / Narrator / Gary / Various (voice)

Clancy Brown

Mr. Krabs (voice)

Rodger Bumpass

Squidward / Fish #4 (voice)

Bill Fagerbakke

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

Mr. Lawrence

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

Jill Talley

Karen / Old Lady (voice)

Carolyn Lawrence

Sandy (voice)

Mary Jo Catlett

Mrs. Puff (voice)

Jeffrey Tambor

King Neptune (voice)

Scarlett Johansson

Mindy (voice)

Alec Baldwin

Dennis (voice)

David Hasselhoff

David Hasselhoff

Kristopher Logan

Squinty the Pirate

Cole S. McKay

Scruffy the Pirate

Dylan Haggerty

Stitches the Pirate

Bart McCarthy

Captain Bart the Pirate

Henry Kingi

Inky the Pirate

Paul Zies

Upper Deck the Pirate (voice)

Aaron Hendry

Tangles the Pirate / Cyclops Diver

Gerard Griesbaum

Fingers the Pirate

Gino Montesinos

Tango the Pirate

John Siciliano

Pokey the Pirate

David Stifel

Cookie the Pirate

Tommy Schooler

Salty the Pirate

Mageina Tovah

Usher

Todd Duffey

Concession Guy

Dee Bradley Baker

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

Sirena Irwin

Reporter / Driver / Ice Cream Lady (voice)

Lori Alan

Pearl (voice)

Thomas F. Wilson

Fish #3 / Tough Fish #1 (voice)

Carlos Alazraqui

King Neptune's Squire (voice)

Joshua Seth

Prisoner (voice)

Tim Blaney

Singing Goofy Goober (voice)

Derek Drymon

The Screamer / Fisherman (voice)

Neil Ross

Cyclops (voice)

Stephen Hillenburg

Parrot (voice)

Mike Bell

Fisherman

Frank Welker

FrogFish (voice) (uncredited)