[s19e1] Blood In The Water Apr 2026

: While the team believes Gibbs is dead, the investigation into the boat wreckage unearths evidence of his parallel serial killer investigation, leading the team to eventually find him alive but injured. Other Shows with Similarly Titled Episodes

: A Netflix original series, though "Blood in the Water" is not its S19E1 as it has fewer seasons. [S19E1] Blood in the Water

makes his first appearance in this episode as FBI Special Agent Alden Parker. : While the team believes Gibbs is dead,

guest stars as Marcie Warren, continuing her role from the previous season. guest stars as Marcie Warren, continuing her role

: The episode centers on the NCIS team searching for Special Agent Leroy Jethro Gibbs after his boat, Rule 91 , was destroyed in an explosion. It is revealed he had been secretly investigating a serial killer alongside journalist Marcie Warren. Cast Changes :