Malcolm-Jamal Warner, Theo on 'The Cosby Show,' dead at 54 after drowning The actor was in Costa Rica on a family ...
NEED TO KNOW Malcolm-Jamal Warner has died at 54, PEOPLE confirms According to a source, the actor was on a family trip He was best known for playing Bill Cosby's son on The Cosby Show. Malcolm-Jamal Warner has died. He was 54. The actor was in Costa …