Aubrey Deeker

When a priceless work of art is stolen and its transporter murdered, Castle and Beckett must work with the key witness to track down the painting and sniff out the killer.

When a high-level security Navy reservist is found dead, Gibbs goes face-to-face with Dr Samantha Ryan of the PsyOps Division to uncover the truth behind the potential suicide. Meanwhile, DiNozzo argues with accounting after seeing McGee's paycheck.

Amidst Halloween festivities in New Orleans, a naval staff judge advocate dressed in a costume is found dead in a cemetery. The team debates Halloween costumes and activities.

The bolstered police detail closes in on Marlo's operation. Meanwhile, Haynes becomes more suspicious of Templeton's methods.

Jane agrees to once again pretend to be a renowned psychic and be used as bait in an attempt to lure out a serial killer and give the FBI a chance to apprehend him.

Lisbon accepts Jane's surprise marriage proposal, but a killer's quest for revenge may cost them the happy ending they've worked so hard to achieve.