NCIS Officially Sets 3 New Major Reunions For Mark Harmon’s Gibbs

‘NCIS: Origins’ To Reunite Muse Watson, Roma Maffia & Joe Spano With Mark Harmon In Season 3

Mark Harmon Returns To NCIS At The Absolute Worst Time

‘NCIS: Origins’ Producer on the Show’s Historic Mark Harmon/Michael Weatherly Reunion: ‘It Was a Special Day in My Life, Seeing That Happen After a Decade’