Mark Harmon is known for his role as Leroy Jethro ... Kristin dealt with drug and alcohol addiction after divorcing rock star ...

Mark Harmon doesn't ascribe to the world of celebrity ... As for Kristin, the late actress and painter was married to actor ...

Mark Harmon and Pam Dawber have been married since ... Harmon's late sister Kristin was previously married to singer Ricky Nelson (son of Ozzie and Harriet Nelson from the hit '50s sitcom The ...