NCIS: Origins isn't just exploring Gibbs when he was younger — the prequel also features Mark Harmon reprising his role as ...

NCIS season 22's theme song includes heartwarming references to Gibbs' longest friend. The latest theme song will be a great ...

NCIS: Origins explores the backstory of young Leroy Jethro Gibbs, who will be played by Austin Stowell. Will Mark Harmon, who ...

Stephen Amell has suggested that he was “c**k-blocked” out of a role in NCIS: Origins. The Arrow actor opened up about ...