Click on Read More for some informations about The Mentalist episode 4x06.
Episode 4x06 will be the episode in which we will finally meet one of Lisbon's brothers, Tommy Lisbon. Tommy will be played by Henry Thomas, who previously worked with Robin Tunney in the movie "Niagara Niagara".
The Mentalist writers posted on their twitter page the name of this episode's Writer: David Appelbaum.
Website kabookit.com also reports what should be the episode's title: "Where in the World is Carmine O'Brien".