Cosby Show' alumna Keshia Knight Pulliam breaks her silence on the death of her on-screen brother, Malcolm-Jamal Warner, remembering him for more than just his acting.

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.

A week after Malcolm-Jamal Warner’s death, Cosby Show costar Keshia Knight Pulliam paid tribute to her onscreen sibling: “I lost my brother, but I gained an angel.”