The first season of the American television series NCIS: Los Angeles premiered on CBS on September 22, 2009, and concluded on May 25, 2010. It is the first spin-off series of NCIS. The series is set in Los Angeles, California, and follows the stories of the members of the Office of Special Projects, an undercover division of the Naval Criminal Investigative Service (NCIS). The show and its characters were introduced during the sixth-season episodes of NCIS titled "Legend (Part I)" and "Legend (Part II)." These episodes served as a backdoor pilot for the series.

Season one was originally planned to have thirteen episodes. On October 7, 2009, after rating as the most watched new show of the Fall 2009 U.S. television season, CBS ordered a full set of 22 episodes, which was extended to 24 episodes on November 4, 2009.

NCIS: Los Angeles ranked as the #9 most watched series for the 2009-10 U.S. TV season with a total of 16.08 million viewers.

Cast and characters

Main

Recurring

Guest appearances

Episodes

Production

Crew The first season was produced by CBS Television Studios and Shane Brennan Productions and aired on the CBS network. The series was created by Shane Brennan as a spin-off from NCIS, which was created by Donald P. Bellisario. Brennan and R. Scott Gemmill served as executive producers. The writers were Brennan, Gemmill, Dave Kalstein, Gil Grant, Speed Weed, Lindsay Sturman, Tim Clemente, Joseph C. Wilson, and Matt Pyken. Brennan served as the season's showrunner. Casting The first season had 7 actors get star billing. Chris O'Donnell portrayed G. Callen, an NCIS Special Agent in charge of the Office of Special Projects team in Los Angeles. Though his friends call him "G" he does not know what his first name is. LL Cool J portrays Sam Hanna, a former Navy SEAL working as a Senior NCIS agent. Sam is G's partner and is very curious about his past. Kensi Blye portrayed by Daniela Ruah, a Junior Field agent on the NCIS Office of Special Projects who comes from a Marine family, studied forensics and criminology in college, and is fluent in Portuguese, lip reading, and Morse code. Adam Jamal Craig portrayed Dominic "Dom" Vail, the team's rookie agent. After his character disappeared in the episode "Missing" he was changed to a guest star. He was written out of the show in the episode "Found" when Dom was fatally wounded while trying to escape from his kidnappers. Peter Cambor portrayed Dr. Nathaniel "Nate" Getz, the operational psychologist working with NCIS observing surveillance tapes and watching or conducting interrogations in order to create psychological profiles of suspects. Nate briefly expressed interest in doing field work but was dissuaded by everyone on the team. Barrett Foa portrayed Eric Beale, the technical operator for the OSP who serves as the primary contact both for agents in the field and with Director Leon Vance. Foa was changed from guest starring to a starring role as of the thirteenth episode of the season. Linda Hunt portrayed Henrietta "Hetty" Lange, the Operations Manager at NCIS in Los Angeles. Hetty has been compared to the character Q in the James Bond novels and films. She guest-starred in the first episode before being upgraded as a series regular the following episode.

Rocky Carroll had a recurring role as Leon Vance, the Director of NCIS.

Brian Avers appeared in three episodes as Special Agent Mike Renko; Pauley Perrette appeared in two episodes as Abby Sciuto, the forensic specialist at NCIS headquarters. Eric Christian Olsen guest starred in two episodes as Marty Deeks, the NCIS / LAPD Liaison Officer.

Reception Critical response NCIS: Los Angeles first season received mixed-to-positive reviews from television critics. On Rotten Tomatoes, the season holds a 70% approval rating based on 30 reviews, with an average rating of 5.4/10. The site's critic consensus reads: "Much like the original, NCIS: Los Angeles employs high-tech gadgetry, likeable characters, and tight pacing, with similarly successful results."NCIS: LOS ANGELES: SEASON 1 (2009-2010) . Rotten Tomatoes.

Awards and nominations Year Association Category Nominee(s) Result 2010 People's Choice Awards Favorite New TV Drama– Teen Choice Awards Choice Action Show– Choice Actor Action LL Cool J Choice Actress Action Daniela Ruah Golden Globes (Portugal) Revelation Daniela Ruah

Ratings The series premiere, "Identity", attracted approximately 18.73 million viewers and earned a 4.4/11 Nielsen rating/share among adults aged 18–49, making it the most-watched program in its timeslot. It ranked as the second most-watched television program of the week, behind only the seventh-season premiere of sister series NCIS, which drew 20.61 million viewers. The premiere also outperformed the seventh-season premiere of CSI: Miami, which had premiered the same date during the previous television season, as well as the series premiere of The Mentalist, which occupied the same slot during the 2008–09 television season.

Following its debut, the series maintained strong viewership throughout much of the season. The eleventh episode, "Breach", was the second most-watched episode of the season with 18.07 million viewers, while the fifteenth episode, "The Bank Job", ranked third with 17.91 million viewers. Although ratings gradually declined during the latter half of the season, the series consistently remained one of CBS's highest-rated freshman dramas. The season finale, "Callen, G.", attracted 13.23 million viewers, marking the season's lowest audience.

Over the course of its first season, NCIS: Los Angeles averaged 16.08 million viewers, finishing as CBS's ninth most-watched program of the 2009–10 television season and one of the network's highest-rated new series.

Episode US ratings Canada ratings Australia ratings UK ratings Original air date Viewers(millions) Viewers(millions) Rank Original air date Viewers(millions) Week Rank Original air date Viewers(millions) WeekRank Night Week "Identity" September 22, 2009 18.73 1.701 2 14 September 30, 2009 0.935 40 October 21, 2009 0.735 5 "The Only Easy Day" September 29, 2009 17.40 1.927 3 18 October 7, 2009 0.915 40 October 21, 2009 0.554 9 "Predator" October 6, 2009 16.31 1.926 2 14 October 14, 2009 1.435 38 October 28, 2009 0.563 10 "Search and Destroy" October 13, 2009 15.38 1.857 2 15 October 21, 2009 1.052 29 October 28, 2009 0.576 9 "Killshot" October 20, 2009 16.48 1.887 2 13 October 28, 2009 1.429 36 November 4, 2009 0.507 10 "Keepin' It Real" November 3, 2009 15.29 1.788 4 19 November 11, 2009 1.293 40 November 4, 2009 0.580 8 "Pushback" November 10, 2009 16.23 2.141 2 13 November 18, 2009 1.302 39 November 11, 2009 0.530 8 "Ambush" November 17, 2009 14.87 1.890 2 14 March 23, 2010 1.25 40+ November 18, 2009 0.463 9 "Random on Purpose" November 24, 2009 17.22 1.929 3 13 March 30, 2010 1.3 8 November 25, 2009 0.567 5 "Brimstone" December 15, 2009 17.50 0.917 11 29 April 6, 2010 0.838 40 March 15, 2010<0.581 - "Breach" January 5, 2010 18.07 1.582 5 11 April 13, 2010 1.24 38 March 22, 2010<0.480 - "Past Lives" January 12, 2010 15.60 1.399 5 20 April 20, 2010 0.771 64 March 29, 2010 0.564 9 "Missing" January 26, 2010 16.94 1.239 4 21 April 27, 2010 0.898 47 April 5, 2010<0.511 - "LD50" February 2, 2010 16.42 1.770 3 16 May 4, 2010 1.36 36 April 12, 2010 0.560 9 "The Bank Job" February 9, 2010 17.91 1.937 3 18 May 11, 2010 1.32 39 April 19, 2010 0.574 7 "Chinatown" March 2, 2010 14.84 1.783 2 17 May 18, 2010 1.44 34 April 26, 2010<0.496 - "Full Throttle" March 9, 2010 17.00 1.832 3 16 May 25, 2010 1.42 36 May 3, 2010 "Blood Brothers" March 16, 2010 15.10 2.053 3 6 June 1, 20100.96413 May 10, 2010 "Hand-to-Hand" April 6, 2010 13.79 1.741 3 14 June 8, 20100.91651 May 17, 2010 "Fame" April 27, 2010 15.62 N/A N/A N/A June 15, 20100.94652 May 24, 2010 0.484 10 "Found" May 4, 2010 14.34 N/A N/A N/A June 22, 20100.81763 May 31, 2010 "Hunted" May 11, 2010 16.04 N/A N/A N/A June 29, 20100.82858 June 7, 2010 0.535 7 "Burned" May 18, 2010 15.32 1.037 10 30 July 6, 20101.04632 June 14, 2010 0.425 6 "Callen, G" May 25, 2010 13.23 0.785 12 30 July 13, 20100.93047 June 21, 2010 0.561 2

Home video release

Notes

References

External links