The NCIS star explained that his father was a Kellogg’s spokesperson and he was asked to join him in a commercial for one of its products, specifically Product 19 cereal.

The NCIS star explained that his father was a Kellogg’s spokesperson and he was asked to join him in a commercial for one of its products, specifically Product 19 cereal.

While Mark is now known for his fabulous on-screen role as Leroy Jethro Gibbs on NCIS, he started off in a cereal commercial which he dubbed a bit "humiliating."The actor's father, Tom Harmon, was ...

NCIS has had some top-notch holiday episodes over the years. Below is a fun segment Mark Harmon did for LIVE with Kelly and Mark. He spoke about being in a cereal commercial.

The NCIS star explained that his father was a Kellogg’s spokesperson and he was asked to join him in a commercial for one of its products, specifically Product 19 cereal. “I was in a ...

The NCIS star explained that his father was a Kellogg’s spokesperson and he was asked to join him in a commercial for one of its products, specifically Product 19 cereal.

He revealed that although the experience "changed [his] direction," it was still "humiliating" for his teenage self Mark Harmon wasn't originally too fond of his acting debut. The NCIS star explained ...

Mark Harmon wasn't originally too fond of his acting debut. The actor, 73, recently joined Kelly Ripa and Mark Consuelos forLive with Kelly and Markin Palm Springs on Wednesday, Nov. 13. During ...