Mark Harmon Addresses 'NCIS' Exit After 19 Seasons for First Time (Exclusive) - Entertainment Tonight

The longtime star of the CBS procedural opens up about his decision to leave during season 19.

Mark Harmon is opening up for the first time about his exit from NCIS last fall. The actor, who played NCIS Special Agent Leroy Jethro Gibbs since 2003, departed the long-running CBS procedural early… [+2351 chars]

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