After a missing FBI agent turns up dead, Pierce is forced to face the one case he was never able to solve. When they discover that the killer is still out there, Pierce agrees to help Moretti, against the wishes of his therapist, Dr. Rosenthal, who believes it will only exacerbate Pierce’s condition.
Elenco: Eric McCormack , Rachael Leigh Cook , Kelly Rowan , Arjay Smith , LeVar Burton , Scott Wolf .