Bill Fagerbakke was born on October 4, 1957 in Fontana, California, USA as William Mark Fagerbakke. He is an actor, known for The SpongeBob Movie: Sponge Out of Water (2015), SpongeBob SquarePants (1999) and The SpongeBob SquarePants Movie (2004). He has been married to Catherine McClenahan since 1989. They have two children.

Bill Fagerbakke plays as Patrick Star (voice) in SpongeBob SquarePants.
Bill Fagerbakke is the top #1 member of the cast and appears in 11 episodes.

Rodger Albert Bumpass (born November 20, 1951) is an American character actor and voice actor Noted as his long-running-role as Squidward Tentacles on the hit series SpongeBob SquarePants. He also voiced Professor Membrane on Invader Zim, created by Jhonen Vasquez. Bumpass had many other credits in animated films, animated television series, and video games. Bumpass' voice acting credits go back as far as a 1962 episode of The Jetsons. He has repeatedly denied that his name is, in fact, a joke. Description above from the Wikipedia article Rodger Bumpass, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Rodger Bumpass plays as Squidward Tentacles (voice) in SpongeBob SquarePants.
Rodger Bumpass is the top #2 member of the cast and appears in 11 episodes.

Carolyn Lawrence (born February 13, 1967) is an American actress and voice actress, who is known for her long-running voice role as Sandy Cheeks on the Nickelodeon TV Show SpongeBob SquarePants. Description above from the Wikipedia article Carolyn Lawrence, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Carolyn Lawrence plays as Sandy Cheeks (voice) in SpongeBob SquarePants.
Carolyn Lawrence is the top #3 member of the cast and appears in 11 episodes.

Thomas James "Tom" Kenny (born July 13, 1962) is an American actor and comedian, known for his long-running-role as 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. His other voice acting roles include the Narrator and Mayor in the Powerpuff Girls, Heffer in Rocko's Modern Life, Dog in CatDog, Ice King in Adventure Time and Spryo in the Spyro the Dragon video game series. Aside from voice acting, Kenny also starred in the short-lived Fox sketch show The Edge and was a cast member of the HBO sketch comedy program Mr. Show, where he worked with Jill Talley, whom he subsequently married. He also hosted Friday Night Videos on NBC for one year in 1983, and Funday Night at the Movies on TCM in 2007.

Tom Kenny plays as Ork-0, RK Units (voice) in SpongeBob SquarePants.
Tom Kenny is the top #4 member of the cast and appears in 10 episodes.

Clarence John Brown III (born January 5, 1959) is an American film, television and voice actor. He is known for his roles as the Kurgan in Highlander (1986), Captain Byron Hadley in The Shawshank Redemption (1994), Sergeant Charles Zim in Starship Troopers (1997), Brother Justin Crowe on the HBO series Carnivàle (2003–2005), Waylon "Jock" Jeffcoat on the Showtime series Billions (2018–2019) and Stanley Thomas in Promising Young Woman (2020). His voice-over work includes Lex Luthor in the DC Animated Universe and various unrelated DC media, Doctor Neo Cortex in the Crash Bandicoot franchise (1997–2003), Mr. Krabs on SpongeBob SquarePants (1999–present), Surtur in Thor: Ragnarok (2017) and Lt. Hank Anderson in Detroit: Become Human (2018).

Clancy Brown plays as Salvatore Maroni in SpongeBob SquarePants.
Clancy Brown is the top #5 member of the cast and appears in 5 episodes.