THE LEAD SUSPECT IN AN NCIS MURDER INVESTIGATION IS A WOMAN GIBBS' FRIEND MET ON A DATING SITE, ON "NCIS," TUESDAY, FEB. 11

Editor's note: The writer and director's names have changed for this episode.

Don Lake Guest Stars as Phillip Brooks, Gibbs' Friend

"Lonely Hearts" - The lead suspect in an NCIS murder investigation is a woman Gibbs' friend, Phillip Brooks (Don Lake)
, met on a dating site. Also, Sloane has a secret admirer on Valentine's Day, on NCIS, Tuesday, Feb. 11 (8:00-9:00 PM, ET/PT) on the CBS Television Network.

REGULAR CAST:

Mark Harmon (NCIS Special Agent Leroy Jethro Gibbs)
Sean Murray (NCIS Special Agent Timothy McGee)
Emily Wickersham (NCIS Special Agent Eleanor "Ellie" Bishop)
Wilmer Valderrama (NCIS Special Agent Nicholas "Nick" Torres)
Maria Bello (NCIS Special Agent Jaqueline "Jack" Sloane)
Brian Dietzen (Medical Examiner Jimmy Palmer)
Diona Reasonover (Forensic Scientist Kasie Hines)
Rocky Carroll (NCIS Director Leon Vance)
David McCallum (Dr. Donald "Ducky" Mallard)

GUEST CAST:

Don Lake (Retired Navy Captain Phillip Brooks)
Daphne Zuniga (Navy Commander Stacy Gordon)
Andy Comeau (M.P.D. Detective Tom Logan)
Brynn Thayer (Adams County Sheriff's Department Sheriff Mary Talbot)
Brian Ames (Matthew Duques)
Desi Dennis-Dylan (Sloane Jackston)
Caroline Whitney Smith (Molly)
Bryce McBratnie (Chet)

WRITTEN BY: Marco Schnabel

DIRECTED BY: Michael Zinberg