Mark Harmon
72 years old
Thomas Mark Harmon (born September 2, 1951) is an American actor, producer and director. He is known for playing the lead role of Leroy Jethro Gibbs on NCIS (2003-2021), a role which has earned him...
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What If Doctor Who Was American?
by Sydney Newman
What if Doctor Who was an American production? Who would play the various Doctors?
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