Bob Esponja

Tom Kenny

SpongeBob SquarePants (voice)

Rodger Bumpass

Squidward (voice)

Clancy Brown

Mr. Krabs (voice)

Carolyn Lawrence

Sandy Cheeks (voice)

Bill Fagerbakke

Patrick Star (voice)

Mary Jo Catlett

Mrs. Puff (voice)

Mr. Lawrence

Plankton (voice) / Plankton / Larry the Lobster (voice)

Eric Stonestreet

Larry The Lobster (voice)

Ralph Fiennes

Old Man Jenkins (voice)

Bill Hader

Harold (voice)

Justin Long

Perch Perkins (voice)

Ryan Reynolds

Nat (voice)

Thomas Middleditch

Sandals (voice)

Maya Rudolph

Monica (voice)

Troy Baker

Officer (voice)

Jenny Slate

Nancy O'Malley (voice)

Grey DeLisle

Norma (voice)

Elizabeth Banks

Nancy (voice)

Jeff Bennett

Jimmy (voice)

Kath Soucie

Gale (voice)

Anna Kendrick

Abigail (voice)

Alanna Ubach

Ms. Shell (voice)

Wanda Sykes

Martha (voice)

Jemaine Clement

Lifeguard (voice)

Bobby Cannavale

Charlie (voice)

Fred Armisen

Fred (voice)

Joseph Gordon-Levitt

Gill Gilliam (voice)

Beck Bennett

Mailfish (voice)

Thomas F. Wilson

Nathaniel (voice)

Sirena Irwin

Betsy Krabs (voice) / Lady Upturn (voice) / Lady Upturn / Mrs. Sturgeon (voice) / Lady Upturn / Prudence (voice) / Lady Upturn / Tooth Fairy (voice) / Margaret SquarePants (voice) / Margaret SquarePants / Betsy Krabs (voice)

Dee Bradley Baker

Bubble Bass (voice) / Flats' Dad (voice) / Kevin C. Cucumber (voice) / Monty P. Moneybags (voice) / Robot (voice) / Soil / Glow Fish / Bus Driver (voice) / Squilliam Fancyson (voice) / Talking Gary (voice)

Ernest Borgnine

Mermaid Man (voice)

Tim Conway

Barnacle Boy (voice)

Alexander Ward

Nosferatu

Brian Doyle-Murray

Flying Dutchman (voice) / Flying Dutchman / Dutchbomb / Atomic Dutchman (voice)

Lewis Black

Santa Claus (voice)

Bob Joles

Man Ray (voice)

Marion Ross

Grandma SquarePants (voice)

Dana Snyder

Bubble Bass (voice)

Laraine Newman

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

Frank Welker

Clamu / Baby Oyster (voice) / Gorilla (voice) / Mystery (voice)

Henry Winkler

Jeff Tentacles

John Rhys-Davies

Man Ray (voice)

Burt Ward

Barnacle Boy (voice) / Young Barnacle Boy (voice)

Adam West

Mermaid Man (voice) / Young Mermaid Man (voice)

John O'Hurley

King Neptune (voice)

Camryn Walling

Kid, Pumpkin (voice) / Kid/Boy Fish (voice)

Don Newhouse

Old Sailor

Steve Kehela

Narrator (voice) / TV Narrator (voice)

Pat Morita

Master Udon

Dimebag Darrell

Musical guest

Phil Anselmo

Musical guest

Ricky Gervais

Narrator

Vinnie Paul Abbott

Musical guest

Rex Brown

Musical guest

Mike Bell

Santa Claus

John Goodman

Santa Claus (voice)

Amy Poehler

Grandma (voice)

Christopher Guest

Stanley S. Squarepants (voice)

Victoria Beckham

Queen Amphitrite (voice)

Sebastian Bach

Triton (voice)

Sara Paxton

The Witch, Mummy (voice)

Unknown

Queen Amphitrite (voice)

Charles Nelson Reilly

The Dirty Bubble (voice)

Jim Jarmusch

Fisherman

John Lurie

Fisherman

Corky Carroll

Grubby Grouper (voice)

Max Schreck

Nosferatu (archive footage)

Alton Brown

Nicholas Withers (voice)

Aubrey Plaza

Nocturna (voice)

C.H. Greenblatt

Carl (voice)

Brad Abrell

Bubble Buddy (voice)

Alec Baldwin

Dennis (voice)

Will Arnett

Tom Smith (voice)

Doug Benson

Anchovies (voice)

Carlos Alazraqui

Atomic Flounder (voice)

Kevin Michael Richardson

Mayor (voice)

Chris Hemsworth

Marty (voice)

Samantha Bee

Janet (voice)

Susan Boyajian

Janet / Margie Star (voice)

André Sogliuzzo

Gorilla

Rodney Bingenheimer

DJ (voice)

Dan Povenmire

Running Man on TV

Martin Olson

The Chief

John DiMaggio

BlackJack (voice)

Garnett Sailor

Captain Blue SquarePants (voice)