NCIS season 9 ... The ninth season of NCIS, an American police procedural drama, originally aired on CBS from September 20, 2011, through May 15, 2012.

NCIS Season 9 premiered on September 20, 2011 and ended on May 15, 2012. No cast changes took place. NCIS Season 9 aired alongside NCIS: Los Angeles Season 3 and Hawaii 5-0 Season 2. The …

As the NCIS team continues its search for a missing Marine, Gibbs and Ziva travel to her last known whereabouts in Afghanistan. Meanwhile, Tony reveals his deepest fears and Gibbs is forced to relive …

As NCIS mourns the loss of Ducky, the agents find comfort in working on one of his unfinished cases involving a woman whose father was dishonorably discharged from the Marines.

Season 9 (2011) ← Back to season Series Cast 222 Mark Harmon Leroy Jethro Gibbs (24 Episodes)

Season 9 guide for NCIS TV series - see the episodes list with schedule and episode summary. Track NCIS season 9 episodes.

From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has any connection to Navy and Marine Corps personnel, regardless of rank or position.

After a Navy Captain is murdered in his hotel room, the NCIS team has to find his pregnant companion and protect her from unknown assailants. Meanwhile, Jimmy brings his future father-in-law to work.

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While on liberty in Baltimore, Maryland, two sailors of the US Navy find the body of a buddy, a boatswain's mate second-class, who died from a stab wound; the Baltimore PD soon finds a suspect ...