NCIS - Season 4 - Eps 19: Grace Period
When a weekend call to the NCIS tip line from an unknown source about possible terrorist activity results in the death of two agents sent into a trap, the NCIS team will have to find out who were the people responsible with the help from Agent Paula Cassidy, who holds herself responsible for the tragedy.
About NCIS

Title: NCIS
First Air Date: 2003-09-23
Last Air Date: 2025-03-31
Status: Returning Series
Rating: 7.6/10 (from 2334 votes)
Language: EN
Seasons: 23
Total Episodes: 487
Network: CBS
Genres: Crime, Drama, Action & Adventure
Production Companies: Paramount Television, Belisarius Productions, CBS Studios
Synopsis
From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has a shred of evidence connected to Navy and Marine Corps personnel, regardless of rank or position.
Cast

Sean Murray
Timothy McGee

Wilmer Valderrama
Nick Torres

Katrina Law
Jessica Knight

Brian Dietzen
Jimmy Palmer

Rocky Carroll
Leon Vance

Diona Reasonover
Kasie Hines

Gary Cole
Alden Parker