David Gianopoulos

Beckett and Castle search for a famous psychic's killer. Evidence mounts on both sides, especially when a letter arrives from the victim, penned the day she was killed and predicting her own death.

A murderous child is brought to Briarcliff, while Lana struggles to escape her new predicament. The childhoods of Dr Thredson and Sister Mary Eunice are revealed, as well as the history of Dr Arden and Monsignor Timothy's collaboration.

The team rallies together when Warrick is shot in an alleyway. Suspicion immediately falls on the police officer who tried to frame the CSI for murder.

Warrick is uncertain of his innocence when he is accused of murdering an infamous Las Vegas gangster.

Berg gives Ashley a key to his and Pete's flat without telling Pete; Berg becomes a ringside fight doctor but gets fired when he tells a fighter that he should retire.

While protecting an international figure at the U.N., the Unit springs into action when a deadly elevator crash occurs and worse trouble seems imminent.