SpongeBob SquarePants/Gary/Mr. SquarePants/Patchy The Pirate/Narrator
Tom Kenny
Squidward Tentacles
Rodger Bumpass
Patrick Star (voice)
Bill Fagerbakke
Mr. Eugene H. Krabs
Clancy Brown
Sandy Cheeks
Carolyn Lawrence
Plankton / Larry the Lobster (voice)
Mr. Lawrence
Mrs. Puff (voice)
Mary Jo Catlett
Mermaid Man (voice)
Ernest Borgnine
Barnacle Boy (voice)
Tim Conway
Squilliam Fancyson (voice)
Dee Bradley Baker
Man Ray (voice)
Bob Joles
Nosferatu
Alexander Ward
Flying Dutchman (voice) / Flying Dutchman / Dutchbomb
Brian Doyle-Murray
Granny Plankton (voice) / Granny Plankton / Nurse (voice)
Laraine Newman
Man Ray (voice)
John Rhys-Davies
Santa Claus (voice)
Lewis Black
King Neptune (voice)
John O'Hurley
Master Udon
Pat Morita
Musical guest
Dimebag Darrell
Kid
Camryn Walling