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

Sally

Woo Jeong-shin

Mr. Eugene H. Krabs

Clancy Brown

Mr. Krabs

Choi Han

Sandy Cheeks

Carolyn Lawrence

Plankton

Park Man-yeong

Plankton/Larry the Lobster

Mr. Lawrence

Mrs. Puff (voice)

Mary Jo Catlett

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

Sirena Irwin

Jill Talley

Lori Alan

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

Dee Bradley Baker

Mermaid Man (voice)

Ernest Borgnine

Barnacle Boy (voice)

Tim Conway

Flying Dutchman (voice) / Flying Dutchman / Dutchbomb

Brian Doyle-Murray

Man Ray (voice)

Bob Joles

King Neptune (voice)

John O'Hurley

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