The Slumber Party/Grooming Gary

Clarence J. "Clancy" Brown III is an American actor and voice actor known for his roles as Byron Hadley in the award winning The Shawshank Redemption, Career Sergeant Zim in Starship Troopers as well as for his role as the Kurgan in the cult classic Highlander. Brown also works extensively as a voice actor in animated TV series, notably portraying Lex Luthor on Superman: The Animated Series, Krypto the Superdog and Justice League/Justice League Unlimited... (Wikipedia)

Credits include: Elephant Sighs, L.A.dy Dior, Safe Deposit Krabs/Plankton's Pet, The Two Faces of Squidward/SpongeHenge and Fear of a Krabby Patty/Shell of a Man

Thomas James "Tom" Kenny in Syracuse, New York is an American actor, voice actor and comedian, best known as the voice of SpongeBob SquarePants in the television series of the same name, as well as the live-action character Patchy the Pirate, Gary the Snail and the French narrator based on Jacques Cousteau. Aside from voice acting, Kenny starred in the short-lived Fox sketch show The Edge, and was a cast member of the HBO sketch comedy program Mr. Show... (Wikipedia)

Credits include: The SpongeBob SquarePants Movie, Heavy Metal, SpongeBob SquarePants, The SpongeBob Movie: Sponge Out of Water and The Real Ghostbusters

Credits include: The SpongeBob SquarePants Movie, SpongeBob SquarePants, The SpongeBob Movie: Sponge Out of Water, The Madagascar Penguins in: A Christmas Caper and The SpongeBob Movie: Sponge on the Run

Credits include: SpongeBob SquarePants, Batman: Return of the Caped Crusaders, The Trip, Electric Apricot and Can I Be Your Bratwurst, Please?

Credits include: Star Wars: The Clone Wars, Batman: The Dark Knight Returns, Part 1, The Legend of Korra, SpongeBob SquarePants and American Dad

Credits include: Family Guy Presents: Stewie Griffin - The Untold Story, Small Fry, Fantastic Four, Larry & Steve and The King Is Dead

Credits include: The SpongeBob SquarePants Movie, SpongeBob SquarePants, The SpongeBob Movie: Sponge Out of Water and The SpongeBob Movie: Search for Squarepants

Credits include: Fugitive Rage, The Slumber Party/Grooming Gary, Picture Day/Pat No Pay/Blackjack and Krusty Dogs/The Wreck of the Mauna Loa

Credits include: Flaming Moe's, The Patrick Star Show, Every Doris Has Her Day, Marty's First Date and Buried in Time/Enchanted Tiki Dreams

Credits include: Mr. Bean's Wedding, Spy Buddies/Boat Smarts/Good Ol' Whatshisname, Roller Cowards/Bucket, Sweet Bucket, Enemy In-Law/Mermaidman and Barnacleboy VI: The Motion Picture and Krusty Towers/Mrs. Puff, You're Fired