The Mentalist (2008)

Episode Overview

When a Santa is found dead, the CBI splits its efforts into two separate investigations: Patrick Jane infiltrates an Alcoholics Anonymous group, while Rigsby and Van Pelt interview members of a genuine Santa organization. Simultaneously, after a suspect dies while in CBI custody, J.J. LaRoche is called in to scrutinize the team, as the situation raises suspicions of an insider involvement.