[s19e1] Blood In The Water -

" Blood in the Water " is the of the long-running police procedural series NCIS . Key Plot and Cast Details

While NCIS is the most prominent match for Season 19, other series have episodes with the same title: : Season 4, Episode 1. [S19E1] Blood in the Water

: Season 15, Episode 5 (sometimes indexed differently in broadcast guides). " Blood in the Water " is the

makes his first appearance in this episode as FBI Special Agent Alden Parker. Episode 1. : Season 15

: 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 :