Watch NCIS Season 12 Online
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On NCIS Season 12 Episode 24, after the shocking loss of one of their own, the team continues to investigate the terrorist group targeting kids on the season finale.
On NCIS Season 12 Episode 23, the team investigates an international terrorist group recruiting children through the internet and purchasing S-bombs off the black market.
On NCIS Season 12 Episode 22, a murder of an ensign from the Office of Naval Intelligence has Special Agent Ned Dorneget from NCIS cyber operations joining the team.
On NCIS Season 12 Episode 21, when a murdered marine is linked to a terror group that is holding another marine hostage overseas, Gibbs and Bishop head to Afghanistan.
On NCIS Season 12 Episode 20, when an investigation links back to a weapon originally purchased for a controversial ATF sting operation, Tony ends up partnering with Zoe.
On NCIS Season 12 Episode 19, the murder investigation of a petty officer gives Gibbs and DiNozzo a lead on a 40 year old airport bombing cold case.
On NCIS Season 12 Episode 18, McGee and Delilah are reunited when the investigation into a dead man in a marine's home leads to a terror group from Dubai.
The NCIS Season 12 Episode 17, Tony's father returns to help the team with his contacts in the black market art world when a murder case that involves a rare painting being stolen.
On NCIS Season 12 Episode 16, a murder victim is found to have been living under an alias Gibbs used in a 20-year-old undercover operation.
On NCIS Season 12 Episode 15, Gibbs opts to sit out of an investigation that could lead to his arch-nemesis in order to help Fornell deal with the murder of his ex-wife.
On NCIS Season 12 Episode 14, the team visits a military academy which DiNozzo atteneded as a kid when a Marina and alumni is murdered while holding the photo for student.
On NCIS Season 12 Episode 13, the team investigates when the first openly gay NAVY servicemember set to be awarded the medal of honor is murdered.
On NCIS Season 12 Episode 12, after a rescue mission in Syria reveals an American was involved in the abduction of a social worker, the team looks for a home-grown terrorist.
On NCIS Season 12 Episode 11, the investigates what appears to be copy cat crimes while two of Gibbs' ex-wives show up to discuss something important.
On NCIS Season 12 Episode 10, McGee writes a heartfelt letter to his father reflecting on Gibbs' infamous rules while the team uses a group of cyber-terrorists as consultants.
On NCIS Season 12 Episode 9, when DiNozzo, Bishop and her husband Jake are all stuck at the airport due to weather, they work on a Thanksgiving holiday terrorist threat.
On NCIS Season 12 Episode 8, a petty officer is killed via a hit-and-run accident. Also, Gibbs works to clear a Navy Hospital corpsman who has been accused of playing a role in the accident.
On NCIS Season 12 Episode 7, the murder of a retired Master Sergeant leads to team to uncover a fraudulent charity preying of people searching for missing military personnel.
On NCIS Season 12 Episode 6, the team must decide whether the murder of a Navy commander's wife is linked to her occupation as a therapist... or to an act of terrorism.
On NCIS Season 12 Episode 5, Gibbs and CGIS Agent Borin see a deceased man overboard during a joint Coast Guard and NCIS training exercise at sea.
On NCIS Season 12 Episode 4, the team is assigned to a joint terrorism task force by the Secretary of the Navy. Read on for a more detailed recap of event.
Bishop heads to London with Ducky when a murder case links back to his childhood friend on NCIS.
When a Navy lieutenant is murdered on his way to a private meeting with the President the NCIS team must figure out if it was a random mugging or a targeted hit.
The NCIS Season 12 season begins with a bang, as Gibbs and McGee escort an NCIS system admin home from Russia via helecopter but get shot down.