With help from an old friend of Holt's, the gang sneaks into the FBI to find dirt on the double agent. An inmate puts Charles in an awkward position.
Quest roles:
Mary Lynn Rajskub(Genevieve Mirren-Carter), Nicole J. Butler(Sylvia Dunnes), Aida Turturro(Maura Figgis), Dennis Haysbert(Bob Andersonn), Ben Zelevansky(Phil), Jonathan Root(Agent Ryan Whealon), Brian Abraham(Justin Steinfein)