Malcolm-Jamal Warner, known for his role as Theo Huxtable on *The Cosby Show*, tragically drowned in Costa Rica on Sunday. First responders performed CPR, successfully reviving one other swimmer, but were unable to save Warner. He was pronounced dead at the scene due to asphyxia from a strong ocean current. Tributes have poured in from fellow celebrities and public figures.

Prepared by Emily Rhodes and reviewed by editorial team.