The main antagonist introduced late in the season, a rogue Mossad agent who targets the team. Key Episodes
The Chief Medical Examiner who often tells long, eccentric stories. Notable Introductions
The team’s Goth-styled forensic specialist.
The original ensemble cast established the core dynamics of the series:
Introduced as a recurring probationary agent from Norfolk; he becomes a more permanent fixture later in the season.
The first season of (originally titled Navy NCIS ) premiered on September 23, 2003 , on CBS. It follows the Major Case Response Team (MCRT) as they investigate crimes related to the Navy and Marine Corps. Season Overview
A former Secret Service agent who provides profiling expertise and balances out the team's dynamics.
Debuts mid-season as the new assistant medical examiner after Gerald Jackson is injured.
The main antagonist introduced late in the season, a rogue Mossad agent who targets the team. Key Episodes
The Chief Medical Examiner who often tells long, eccentric stories. Notable Introductions
The team’s Goth-styled forensic specialist.
The original ensemble cast established the core dynamics of the series:
Introduced as a recurring probationary agent from Norfolk; he becomes a more permanent fixture later in the season.
The first season of (originally titled Navy NCIS ) premiered on September 23, 2003 , on CBS. It follows the Major Case Response Team (MCRT) as they investigate crimes related to the Navy and Marine Corps. Season Overview
A former Secret Service agent who provides profiling expertise and balances out the team's dynamics.
Debuts mid-season as the new assistant medical examiner after Gerald Jackson is injured.