Mark Harmon has been delighting fans of the crime series NCIS as the famous "Gibbs" since 2003. After 18 years playing the ...

"NCIS: Origins" has welcomed Mark Harmon back into the NCIS-verse — but when will present-day Gibbs reveal more about his past with Lala? Tuesday's "NCIS" crossover event began with an hour of "NCIS: ...

During his 19-season run on the CBS flagship NCIS, Mark Harmon incorporated an interesting tidbit about himself into his leading role as special agent Leroy Jethro Gibbs. During his tenure on the ...