NCIS’ (Tuesdays, 8 pm/ET, CBS) Michael Weatherly shares how Tom Hanks changed his life, his thoughts on turning 40 and why he’s not like DiNozzo.

TV Guide: What can you say about the reports of turmoil on the set, which ended with creator Don Bellisario leaving the show?
Michael Weatherly: I stay largely outside the politics of the show. I learned two lessons on another show [Dark Angel, in which he costarred with — and became engaged to — Jessica Alba]: The less I say the better, and don’t date your costar! So Mark Harmon and I have never dated. Though the Silver Fox and I did spend a week in Vermont that nobody knows about.

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