Tom Kenny SpongeBob SquarePants / Gary the Snail (voice)

Bill Fagerbakke Patrick Star (voice)

Rodger Bumpass Squidward Tentacles (voice)

Mr. Lawrence Plankton (voice)

Keanu Reeves Sage

Clancy Brown Mr. Krabs (voice)

Carolyn Lawrence Sandy Cheeks (voice)

Matt Berry King Poseidon (voice)

Jill Talley Karen (voice)

Mary Jo Catlett Mrs. Puff (voice)

Awkwafina Otto (voice)

Snoop Dogg The Gambler

Danny Trejo El Diablo

Tiffany Haddish Master of Ceremonies (voice)

Reggie Watts Chancellor (voice)

Antonio Raul Garcia Young SpongeBob (voice)

Jack Gore Young Patrick (voice)

Jason Maybaum Young Squidward (voice)

Presley Williams Young Sandy (voice)

Dee Bradley Baker Perch Perkins (voice)