SPOILER ALERT: if you have not seen the season finale of The Mentalist, stop right now, go fogo up the DVR and/or read our review of an incredible episode, with a truly shocking conclusion!
Former kid sensation Henry Thomas (E.T.) has been set to appear on CBS's The Mentalist as bounty hunter Tommy Lisbon, the brother of Robin Tunney's character, CBI senior agent Teresa Lisbon.