NCIS: SEASON 21

In Season 21 of NCIS, Supervisory Special Agent Alden Parker (Gary Cole) returns to lead the team and they continue to investigate complex and exciting new cases, including the murder of a Marine Captain, the kidnapping and death of a famous heart surgeon, and a case that draws the team into the rabbit hole of UFO conspiracy theories. This 4-Disc DVD collection features every thrilling episode, along with exclusive special features, including a touching tribute to David McCallum, audio commentary and more!