Devil's Trifecta

"**Devil's Trifecta**"
"Devil's Trifecta"
NCIS episode
Episode no.	Season 10; Episode 9
Directed by	Arvin Brown
Written by	Steven D. Binder
Original air date	December 11, 2012
Guest appearances
	Joe Spano as Senior FBI Agent Tobias Fornell; Melinda McGraw as Diane Sterling; Danny Nucci as Gordon Fremont; Colby French as Viggo Kiln; Will Beinbrink as Oliver Lambert; J. Downing as Avis Boyle; Trevor Torseth as Al Parker; Noree Victoria as Female Guest; Brendan Bradley as Male Guest;
Episode chronology
← Previous; "Gone"	Next →; "You Better Watch Out"
	NCIS season 10
	List of episodes

"Devil's Trifecta" is the ninth episode of the tenth season of the American police procedural drama NCIS, and the 219th episode overall. It originally aired on CBS in the United States on December 11, 2012. The episode is written by Steven D. Binder and directed by Arvin Brown, and was seen by 17.65 million viewers.^[1]^[2]

Diane, the ex-wife of Gibbs and Fornell, returns in the middle of an NCIS investigation.

^ "(#1009) "Devil's Trifecta"". CBS. The Futon Critic. Retrieved December 20, 2012.
^ Bibel, Sara (December 12, 2012). "Tuesday Final Ratings: 'The Voice' & 'The Mindy Project' Adjusted Up; 'Happy Endings' & 'Take It All' Adjusted Down". TV by the Numbers. Archived from the original on December 14, 2012. Retrieved December 20, 2012.

[fc-1] "(#1009) "Devil's Trifecta"". CBS. The Futon Critic. Retrieved December 20, 2012.

[ratings-2] Bibel, Sara (December 12, 2012). "Tuesday Final Ratings: 'The Voice' & 'The Mindy Project' Adjusted Up; 'Happy Endings' & 'Take It All' Adjusted Down". TV by the Numbers. Archived from the original on December 14, 2012. Retrieved December 20, 2012.

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