Mark Harmon, who created the role of Gibbs on NCIS, is an executive producer on the prequel—as well as a narrator—and was part of the casting process that resulted in Stowell landing the role. But when it comes to offering advice on playing the character, he’s pretty much hands off.

Austin Stowell is single — and not ready to mingle — after the debut of his NCIS prequel series, NCIS: Origins. “I'm in a relationship with a TV show," Stowell, 39, joked to People on Monday, October 14,