What was Bill Cosby famous for?

Bill Cosby is an American stand-up comedian, actor, and television producer. He is best known for his role as Dr. Heathcliff Huxtable on the NBC sitcom The Cosby Show, which aired from 1984 to 1992. The Cosby Show was a critical and commercial success and is considered one of the greatest sitcoms of all time. Cosby also starred in a number of films, including I Spy (1965), Uptight! (1968), and Let's Do It Again (1975). In addition to his work in film and television, Cosby has also released several successful comedy albums and has written a number of books.