Lie to me - Pied Piper

Seizoen: 2 - Aflevering: 19 / 34 - Eerst uitgezonden: 16 augustus 2010 - Episode ID: 501328

Cal and Zoe attend the execution of a man they helped put on death row. Moments before dying, the murderer claims to be innocent... and Cal believes him. Racked with guilt that he might have sent an innocent man to his death, Cal defies orders from the FBI to stay out of it and goes in search of answers.