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.

Warner, best known for his role as Theo Huxtable on "The Cosby Show," was caught in a strong current while swimming during a family vacation on Costa Rica's Caribbean coast. Despite rescue attempts by beachgoers, first responders were unable to save him.