Last Aired S01E23 on May 25, 2004
Season 1
7.0 (978 Ratings)
Sep 23, 2003
45 Min

The first season of the police procedural drama NCIS was originally broadcast between September 23, 2003 and May 25, 2004, the first season essentially dealt with introducing the characters and their strengths, skills and weaknesses. It also introduced the main foe for the first two seasons, Ari Haswari, two recurring characters in the form of Timothy McGee and Jimmy Palmer after Gerald Jackson, Ducky's assistant, was shot, and Special Agent Caitlin Todd as Special Agent Vivian Blackadder's replacement.


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All NCIS S01 Episodes

NCIS Seasons

  1. Watch NCIS Season 1 S01
    18 of 23 Ep. Available 2003

NCIS Episodes

  1. 23 Watch NCIS S01E23 online - Reveille
    Not Available Aired on May 25, 2004
  2. 22
    Available Aired on May 18, 2004
  3. 21
    Available Aired on May 11, 2004
  4. 20
    Available Aired on May 04, 2004
  5. 19
    Available Aired on Apr 27, 2004
  6. 18
    Available Aired on Apr 06, 2004
  7. 17
    Available Aired on Mar 16, 2004
  8. 16
    Not Available Aired on Mar 02, 2004
  9. 15
    Available Aired on Feb 24, 2004
  10. 14
    Not Available Aired on Feb 17, 2004
  11. 13
    Available Aired on Feb 10, 2004
  12. 12
    Not Available Aired on Feb 03, 2004
  13. 11
    Available Aired on Jan 13, 2004
  14. 10
    Available Aired on Jan 06, 2004
  15. 9
    Not Available Aired on Dec 16, 2003
  16. 8
    Available Aired on Nov 25, 2003
  17. 7
    Available Aired on Nov 18, 2003
  18. 6
    Available Aired on Nov 04, 2003
  19. 5
    Available Aired on Oct 28, 2003
  20. 4
    Available Aired on Oct 14, 2003
  21. 3
    Available Aired on Oct 07, 2003
  22. 2
    Available Aired on Sep 30, 2003
  23. 1
    Available Aired on Sep 23, 2003

Watch NCIS season 1 episode 23 (S01E23)

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The terrorist from Bette Noir returns with a plan to attack the President. Gibbs and his team follow the clues to reveal his identity and find Kate who is kidnapped.

Watch NCIS season 1 episode 22 (S01E22)

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Gibbs' team investigates the death of a SEAL during a training exercise, and come to suspect that it wasn't an accident, but a murder.

Watch NCIS season 1 episode 21 (S01E21)

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When a body of a murdered marine is found in the forest, the investigation leads to the local militia and a weapon deal gone wrong.

Watch NCIS season 1 episode 20 (S01E20)

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A marine goes missing after a date with a reporter. During the investigation, the team discovers that three former members of his unit are dead and suspect the unit commander to be a serial killer.

Watch NCIS season 1 episode 19 (S01E19)

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An NCIS agent has been murdered while investigating a case and the team's job is to find out what happened...

Watch NCIS season 1 episode 18 (S01E18)

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The team is looking for an ex-SEAL who escaped from prison in search of revenge. He is determined to find the real murderer of his wife.

Watch NCIS season 1 episode 17 (S01E17)

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When the body of a sailor is found after a party in an illegal night club, the team investigates a number of possible leads - including blackmail and accidental death.

Watch NCIS season 1 episode 16 (S01E16)

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A terrorist holds Ducky, Gerald, and Kate hostage while NCIS investigate how exactly the terror organization member got a job at the navy base.

Watch NCIS season 1 episode 15 (S01E15)

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Gibbs risks his career when his former commanding officer is accused of stealing the funds.

Watch NCIS season 1 episode 14 (S01E14)

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A navy dentist stops near the parked car to help a stranded motorist who pulls out a gun. The team investigates a murder with the help from a local sheriff, Charley, when they find out about a the similar murder of the Navy civilian employee in the was going through the nasty divorce,the wife is suspected but her alibi is perfect.

Watch NCIS season 1 episode 13 (S01E13)

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The team investigates when a Marine recruitment officer is found shot to death by a sniper with a grudge, who leaves a white feather behind.

Watch NCIS season 1 episode 12 (S01E12)

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The NCIS team is called in when a severed leg bearing a marine tattoo is found in a trash bin, leading them to a small town where a murder scheme is afoot.

Watch NCIS season 1 episode 11 (S01E11)

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When a Navy commander, who was a technical advisor to a civilian contractor for a Navy weapon, is found dead on the beach, the NCIS team investigates the murder using satellite technology.

Watch NCIS season 1 episode 10 (S01E10)

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After being buried alive, a woman comes out of the grave with amnesia and the only thing she remembers is that there is a bomb aboard a Navy ship. While trying to help Jane Doe recover her identity, the team finds out that not everything is what it seemed at first.

Watch NCIS season 1 episode 9 (S01E09)

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After a marine widow receives a call from her dead husband, the NCIS team takes on the case and has to exhume the body to deduce whether the call was a prank or not.

Watch NCIS season 1 episode 8 (S01E08)

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The NCIS team head to Cuba to investigate a Navy translator's connection to smuggling at a detention center after he suddenly dies at the wheel of his car when returning to the U.S. from Guantanamo Bay.

Watch NCIS season 1 episode 7 (S01E07)

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A decomposed body is discovered in a tub of acid at a naval base and Ducky and Abby learn that the victim was a submariner. Gibbs discovers that there have been no reports of a sub crewmember missing, so he deduces that one of the subs has an imposter on board. With this new information, the team must find out which sub the man posing as the victim is in and what intentions he may have towards the sub.

Watch NCIS season 1 episode 6 (S01E06)

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An NCIS agent who used to work under Gibbs asks for the team's help investigating a case where sailors on an aircraft carrier are dying of a drug overdose, but have no history of any kind of drug abuse.

Watch NCIS season 1 episode 5 (S01E05)

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A Navy lieutenant who was reported missing nearly ten years ago has been found by a deer hunter. When the NCIS team arrives at the scene to investigate, they see that his remains have been mummified. Now, they have to find out what happened to him and what happened to the one million dollars that he had on his ship.

Watch NCIS season 1 episode 4 (S01E04)

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The NCIS team investigates when a seaman's body is found at the bottom of the sea in his dress whites, with a ceremonial sword. They discover that he was addicted to a MMORPG. Now, the team must figure out how involved he was in the game and how far he would go to get revenge on his arch enemy, another sailor.

Watch NCIS season 1 episode 3 (S01E03)

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When a Navy commander's body washes up on shore along with the bodies of two drug runners, Gibbs refuses to believe that the sailor who was killed was dirty.

Watch NCIS season 1 episode 2 (S01E02)

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During a training exercise, a marine's parachute fails to open and he crashes into a parked car where two teenagers were making out. The NCIS team heads to the scene and has to determine if the marine's death was accidental or a murder.

Watch NCIS season 1 episode 1 (S01E01)

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While on Air Force One, a Navy commanding officer dies. Agents from the Navy NCIS decide to take the investigation into their own hands and also force a Secret Service Agent to help. Now the NCIS team has to figure out if the Navy Officer's death was of natural causes or not.

How to watch NCIS season 1 (S01) online without downloading

  1. Watch NCIS season 1 online only at TVZion for free. No download or registration required.
  2. NCIS season 1 started airing on Sep 23, 2003 and we have updated 18 out of 23 aired episodes and we will add more as they air.
  3. Please note that new NCIS season 1 episodes can take upto 2 days to be updated after their first airing date.
  4. To watch NCIS season 1 episodes, select the season and episodes from the list above and the proper episode information will appear on the right side (or below in case of mobile devices), click on the watch now button below the episode info to go to episode page, and watch the respective episode without downloading.

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