Watch The Mentalist Season 1 Episode 23 | The Mentalist Season 1 Episode 23 Preview

The Mentalist Season 1 Episode 23 Red John’s Footsteps airs Tuesday May 19 at 9/8c on CBS.

LISBON SUSPECTS THAT SERIAL KILLER RED JOHN IS DRAWING PATRICK JANE INTO A TRAP WHEN THE CBI TEAM INVESTIGATES THE MURDER OF A YOUNG GIRL AND THE ABDUCTION OF HER TWIN SISTER, ON THE FIRST SEASON FINALE OF “THE MENTALIST,” TUESDAY, MAY 19

Alicia Witt (”Cybil”) Guest Stars as Rosalind Harker, a Witness in the Case

Click here: Watch The Mentalist Season 1 Episode 23 | The Mentalist Season 1 Episode 23 Preview