Malcolm-Jamal Warner dies at 54; actor delivered big laughs as Theo on ‘The Cosby Show’ The actor died in a drowning accident in Costa Rica, officials say ...

Malcolm-Jamal Warner has died, PEOPLE confirms. The actor, who played Theo on 'The Cosby Show,' 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. He was 54.

Malcolm-Jamal Warner, best known as Bill Cosby's son Theo Huxtable on "The Cosby Show," died after he was swept away by a current, authorities say.

A rep for Warner did not immediately respond to PEOPLE's request for comment. Warner's career began with his role as Theo Huxtable on The Cosby Show. The actor played the only son of Bill Cosby's ...

Malcolm-Jamal Warner starred on "The Cosby Show" from 1984 to 1992 where he portrayed Theo Huxtable.