Keshia Knight Pulliam is mourning her Cosby Show co-star Malcolm-Jamal Warner . A week after Warner’s tragic drowning death at age 54, Pulliam took to Instagram to express her grief.

Cosby agreed and was deposed by Constand’s lawyers over four days in 2005 and 2006 (resulting in more than 1,000 pages of testimony). The lawsuit was eventually settled out of court for a then-undisclosed amount, Cosby’s deposition was sealed and both parties signed non-disclosure agreements, according to The New York Times.

Actor and director Malcolm-Jamal Warner, best known for his role on "The Cosby Show," has died. Actor and director Malcolm-Jamal Warner, best known for his role on "The Cosby Show," has died at age 54 in an accidental drowning in Costa Rica,

TV One is honoring the life and legacy of Malcolm-Jamal Warner with two special marathons of The Cosby Show, a poignant and powerful tribute to the actor’s unforgettable portrayal of our collective cousin, Theo Huxtable.