Eek, an Urchin!/Squid Defense

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: The SpongeBob SquarePants Movie, Jimmy Neutron: Boy Genius, SpongeBob SquarePants, The SpongeBob Movie: Sponge Out of Water and Biohazard: Damnation

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, Rocko's Modern Life and Rocko's Modern Life: Static Cling

Credits include: Back to the Future, Back to the Future Part II, Back to the Future Part III, The Heat and The SpongeBob Movie: Sponge Out of Water

Credits include: Little Miss Sunshine, The SpongeBob SquarePants Movie, The Second Renaissance Part II, The Second Renaissance Part I and Boondocks

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

Credits include: The Patrick Star Show, Truth or Square, Shaggy Busted and The Dabba Don

Credits include: It's a SpongeBob Christmas!, Truth or Square, The Original Fry Cook/Night Light and Enemy In-Law/Mermaidman and Barnacleboy VI: The Motion Picture

Credits include: Restraining SpongeBob/Fiasco!, The Masterpiece/Whelk Attack, Big Sister Sam/Perfect Chemistry, A Friendly Game/Sentimental Sponge and The Great Patty Caper