SpongeBob

Jeon Tae-yeol

SpongeBob SquarePants/Gary/Mr. SquarePants/Patchy The Pirate/Narrator

Tom Kenny

Patrick

Lee Insung

Squidward Tentacles

Rodger Bumpass

Patrick Star

Bill Fagerbakke

Squidward

Jeon Kwang-joo

Mr. Eugene H. Krabs

Clancy Brown

Sally

Woo Jeong-shin

Sandy Cheeks (voice)

Carolyn Lawrence

Mr. Krabs

Choi Han

Plankton

Park Man-yeong

Plankton / Larry the Lobster (voice)

Mr. Lawrence

The Dirty Bubble

Charles Nelson Reilly

Guest Voice

Tiny Tim

Guest Voice

Junior Brown

Karen

Jill Talley

Mrs. Puff (voice)

Mary Jo Catlett

Lady Upturn / Mrs. Sturgeon (voice) / Margaret SquarePants (voice)

Sirena Irwin

King Neptune

John O'Hurley

Guest Voice

Don Newhouse

Flying Dutchman

Brian Doyle Murray

Squilliam Fancyson (voice) / Talking Gary (voice) / Captain (voice)

Dee Bradley Baker

Fireman

Carlos Alazraqui

Mermaid Man (voice)

Ernest Borgnine

Guest Voice

Ghastly Ones

Singing Scallops

June Tedesco

Guest Voice

Jim Jarmusch

Guest Voice

John Lurie

Kid

Sara Paxton

Kid

Camryn Walling

Barnacle Boy (voice)

Tim Conway

Pearl Krabs

Lori Alan

Man Ray (voice)

Bob Joles

Grandma SquarePants (voice)

Marion Ross

Nosferatu

Alexander Ward

Tattletale Strangler (voice) / Flats the Flounder (voice) / Marty

Thomas F. Wilson

Granny Plankton / Nurse (voice) / Additional Voices (voice)

Laraine Newman

Sharkface / Jeff Tentacles

Henry Winkler

Mystery (voice) / Gorilla (voice) / Clamu

Frank Welker