Why Mark Harmon’s Son Won’t Play Young Gibbs in NCIS Prequel

Get ready for a trip back in time, “NCIS” fans, as CBS gears up for “NCIS: Origins,” a prequel series that delves into the formative years of none other than Leroy Jethro Gibbs.

But hold on – there’s a twist. Sean Harmon, who previously wowed audiences with his uncanny portrayal of a young Gibbs in flashback scenes, won’t be reprising the role.

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