Keshia Knight Pulliam is paying tribute to her late Cosby Show costar, Malcolm-Jamal Warner . The actress, who was only six years old when she first starred as Rudy Huxtable on the sit-com, remembered her “big brother” in a poignant Instagram post a week after he tragically drowned at 54.

Keshia Knight Pulliam has broken her silence about the death of Malcolm-Jamal Warner, her co-star on “The Cosby Show.”