FX: The Series - Season 1 Episode 14 Medea
Overview: Rollie works on a major Broadway show that is plagued by suspicious accidents, and it looks like the star, a fading Hollywood actress attempting a comeback on stage, is the target of an obsessed fan who will stop at nothing, not even murder, to get to her. Leo is called in to investigate and uncovers a dark secret in the star's past. But when Lucinda takes the woman's place on stage, Rollie must use his skills with F/X magic to save his friend's life.