William Henry "Bill" Cosby, Jr. (born July 12, 1937) is an American comedian, actor, author, television producer, musician and activist.
A veteran stand-up performer, Cosby in 1965 landed a starring role in the action series I Spy, becoming one of the first African-American performers to star as a main character in a scripted comedy or drama. He is also well known for creating Fat Albert and the Cosby Kids, a widely hailed animated series depicting a group of African-American teens growing up in a Philadelphia ghetto; and The Cosby Show, a 1980s situation comedy about an affluent African-American family living in Brooklyn.
He has also served as an advocate for African American youth and education, and is involved in many humanitarian causes.
Bill Cosby guest starred in numerous episodes as the voice of Fat Albert, Musmouth, Bill and a parody of Fat Albert, Giant Gary, who only appears in the episode; When the Composer Goes Wild. He played the three up until 2012/2013 where he's been replaced by Kenan Thompson who played Albert in the live-action movie.