William Henry Cosby Jr. is an American former comedian, actor, spokesman, and media personality. Cosby gained a reputation as "America's Dad" for his portrayal of Cliff Huxtable on The Cosby Show (1984–1992). He has received numerous awards and honorary degrees throughout his career, though many of them were revoked following sexual assault allegations made against him in 2014.

Dr. Heathcliff Huxtable is a fictional character and the protagonist of the NBC sitcom The Cosby Show, which aired from 1984 to 1992. He was portrayed by actor and comedian Bill Cosby and appeared in all 201 episodes of the show.