Malcolm-Jamal Warner looked up to Bill Cosby when the pair worked together on The Cosby Show. Cosby and Warner played father-son duo Heathcliff and Theo Huxtable on the classic sitcom from 1984 to 1992. The pair formed a friendship while working together for eight seasons. Warner always looked up to Cosby as a mentor. However, things changed after Cosby was accused of sexual misconduct in 2015. Cosby has denied all the allegations against him. Warner, for his part, spoke out and shared he only had positive experiences with the actor.