Original air date: 11/22/2011 Runtime: 42:59 min. After Anthony DiNozzo, Sr. is found in a car with a dead body in the trunk and no memory of the previous night, the NCIS team must figure out if he is capable of murder. Meanwhile, Tony is sidelined for this case and must go against orders to try and prove his father’s innocence.
Original air date: 12/13/2011 Runtime: 43:07 min. When a Navy captain is killed in a hotel room, NCIS must track down and protect his very pregnant companion from unknown assailants. Meanwhile, Jimmy has problems of his own when he brings his future father-in-law to work (guest star Larry Miller).
Original air date: 01/10/2012 Runtime: 43:02 min. When a Navy lieutenant commander is found dead in a building under construction, NCIS must search for a killer while dealing with interruptions from her distraught detective husband. Meanwhile, Ray's return has Ziva thinking about her future.
Original air date: 02/07/2012 Runtime: 43:32 min. During a routine stop for his morning coffee, Gibbs finds himself staring down the barrel of a gun, forcing him to question choices he has made in the past and present, on the 200th episode of NCIS. Guest stars Muse Watson, as Mike Franks, Ralph Waite, as Jackson Gibbs, Joe Spano, as Senior FBI Agent T.C. Fornell, Darby Stanchfield, as Shannon Gibbs and Rudolf Martin, as Ari Haswari, return for the milestone episode.
Original air date: 02/14/2012 Runtime: 41:17 min. When a Navy captain is found dead with an unusual costume hidden under his uniform, NCIS uncovers a secret society of real-life super heroes and must track down the villain, on NCIS. Perrey Reeves guest stars as Wendy Miller, DiNozzo's journalist ex-fiance'.
Original air date: 02/21/2012 Runtime: 43:12 min. 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. Jamie Lee Curtis guest stars as Dr. Samantha Ryan.
Original air date: 02/28/2012 Runtime: 41:15 min. Top-secret clearance from a Naval research laboratory is jeopardized when the murder of a Chief Petty Officer is connected to an international arms dealer. Meanwhile, Probationary Agent Ned Dorneget tries to butter up Gibbs in hopes of joining the team.
Original air date: 03/20/2012 Runtime: 43:50 min. The Secretary of the Navy partners Gibbs with Dr. Samantha Ryan after top secret information is leaked by someone on the inside. Jamie Lee Curtis returns as guest star Doctor Samantha Ryan, and Sean Astin guest stars as Tyler Elliott.
Original air date: 04/10/2012 Runtime: 42:44 min. Following the murder of a Marine, Tony and Ziva join Ziva's longtime friend and mentor in Columbia in a search for a missing Marine Lieutenant and Navy Chaplain. Meanwhile, Jimmy Palmer decides who will be his best man. Jamie Lee Curtis and Karina Lombard guest star.
Original air date: 04/17/2012 Runtime: 42:36 min. After a warehouse fire reveals missing Navy documents, posing a potential threat to national security, the NCIS team joins the Baltimore P.D. investigation, reuniting Tony with a boy from his past. Gaius Charles guest stars as Baltimore Detective Jason King.
Original air date: 05/01/2012 Runtime: 40:57 min. The NCIS investigation of a fire on a Navy vessel reveals evidence that elevates security at all U.S. Navy facilities worldwide. Meanwhile, DiNozzo and Ziva travel to Italy when an explosive device is found hidden on a Navy ship. Joel Gretsch guest stars as NCIS Special Agent Stan Burley.
Original air date: 05/08/2012 Runtime: 41:12 min. The NCIS team analyzes what secrets could be in the hands of a terrorist targeting the Navy when a high-tech bug is found inside a probationary agent's tooth. Meanwhile, the festivities for Jimmy Palmer's upcoming wedding continue with the bachelor party. Jamie Lee Curtis returns as Samantha Ryan and Richard Schiff guest stars as Harper Dearing.
Original air date: 05/15/2012 Runtime: 43:51 min. Terrorism threatens to shake the foundations of the Navy and NCIS, when the team continues to be eluded by the newest member of the NCIS Most Wanted Wall. Meanwhile, Jimmy Palmer's destination wedding is impacted by the case. Jamie Lee Curtis returns as Samantha Ryan, Scott Wolf returns as Jonathan Cole and Richard Schiff returns as Harper Dearing.