Bobby Hosea plays the former football great in a docudrama focusing on Simpson's life before and shortly after the murder of his ex-wife, Nicole (Jessica Tuck). A.C.: David Roberson. Shapiro: Bruce Weitz. Det. Vannatter: James Handy. Marguerite: Kimberly Russell. Weitzman: Harvey Jason. Ron Goldman: Paul Witten. Kato: Jonathon Steele. Filmed prior to Simpson's trial.