Really Really Big Man: A superhero that lives in O-Town.

Bloaty the Tick and Squirmy the Ringworm: Two parasites who live on and in Spunky.

In Static Cling He became a female and is named Rachel.

Creator Joe Murray does the voice of Ralph. He created a cartoon called The Fatheads.

He was disowned by Ed for not wanting to work for Conglom-O, so he went to Holl-O-wood to become a cartoonist.

Ralph/Rachel Bighead: Ralph is Ed and Bev Bighead's son.

They also have a grandpa named Hiram but called Willie he frequently refers to Rocko as a beaver. There is also Peter and Cindy, brother and sister, but not much is known about them. George is the father, who would like Hef to grow up and get out of the house. Virginia is the mom and always treats Heffer like a little kid.

Wolfe Family: The Wolfe family adopted and raised Heffer.

She had a variety of jobs, including being a dentist and a surgeon. They had four kids together: three sons and one daughter. She married Filburt in the third season of the show, much to their respective family's annoyance. They run a variety of businesses throughout the show.

Chuck & Leon: Two chameleons who, like their species, adapt very well to many situations (usually to make a quick buck).

Bev Bighead: Ed's wife, a boisterous redhead who enjoys flirting with other men.

Ed works at Conglom-O - motto: 'We Own You'.

Ed Bighead: Rocko's neighbor who hates him.

Spunky: Rocko's really stupid dog a whippet.

Hutchinson in the third season, with whom he had four children.

He lives in a trailer and was married to Dr. Filburt Shellbache: Rocko's other best friend, a neurotic turtle started out as a background character and became a main player in the second season.Heffer Wolfe: Rocko's best friend, a not-too-bright steer who loves to eat and party.Rocko: A wallaby who has emigrated to the United States from Australia usually works at Kind of a Lot O' Comics, although he has had other jobs, including being a product tester at Conglom-O and being an underwear model.Main article: Rocko's Modern Life/Characters/Gallery.One of the more famous things about the show was that the B-52s did the opening theme song. Rocko's Modern Life is an animated series on Nickelodeon that ran for four seasons from 1993 to 1996.

Rocko modern life turtle