Actor and director Malcolm-Jamal Warner, best known for his role on "The Cosby Show," has died in an accidental drowning in Costa Rica, officials there said. He was 54.

Malcolm-Jamal Warner, an actor and artist who rose to fame as a child as Theodore Huxtable on “The Cosby Show,” has died, according to a source close to the actor.

Malcolm-Jamal Warner, the Emmy-nominated actor who played Theo Huxtable on 'The Cosby Show,' has died during a family vacation in Costa Rica. He was 54.