Mark Harmon
Definition
Mark Harmon is an American actor, producer, and former quarterback, best known for his iconic role as the stoic Special Agent Leroy Jethro Gibbs on the long-running CBS procedural drama NCIS.
Born September 2, 1951, Harmon has enjoyed a versatile career spanning over four decades, with notable roles in series like St. Elsewhere and Chicago Hope, and films such as The Presidio and Freaky Friday.
Examples
After 20 seasons of NCIS, even my grandma quotes Mark Harmon's Gibbs rules like they're the Ten Commandments.
Mark Harmon entered the reunion looking every bit the silver fox, making everyone else feel underdressed for rule-breaking.
If Mark Harmon narrated your to-do list, procrastination would end with one intense stare and a head-slap.
Fans swear Mark Harmon's charm single-handedly kept NCIS afloat longer than most marriages.