Season 4: Episode 11 - Always Bet on Red

Always Bet on Red: ­When a high-end divorce attorney is killed on his boat, there are no shortage of suspects â€" it seems everyone had a reason to want him dead. With the help of Summer, the escort/undercover informant from Ep. 408, Cho and Rigsby investigate an illicit gambling den that the victim liked to frequent in the hopes of tracking down the killer. Meanwhile, FBI agent Susan Darcy (Ep. 407) returns to ask Jane questions about whether Red John might have been behind Panzer’s death. Jane denies it, but is forced into action when Red John hacks into the CBI computer system and plants a video of Darcy for Jane to find. It’s clear the killer is back â€" and Jane has a hard decision to make.