Media Summary: After 18 seasons as Leroy Jethro Gibbs — what an honour to work with Mark Harmon on his last episode After nearly 20 years as Special Agent Gibbs,
Mark Harmon Steps Back Into The Ncis Universe - Detailed Analysis & Overview
After 18 seasons as Leroy Jethro Gibbs — what an honour to work with Mark Harmon on his last episode After nearly 20 years as Special Agent Gibbs, Here's how Gibbs' goodbye played out, and what led After a Marine is murdered and another is critically injured outside a bar, Gibbs (
