[s19e15] Thick As Thieves Apr 2026

Focuses on Parker building trust with his new team (McGee, Torres, Knight) by being vulnerable about his past. Alden Parker: Gary Cole Timothy McGee: Sean Murray Nick Torres: Wilmer Valderrama Jessica Knight: Katrina Law Jimmy Palmer: Brian Dietzen Kasie Hines: Diona Reasonover Leon Vance: Rocky Carroll Billy Doyle: Guest Star

NCIS investigates the murder of Navy Petty Officer Danna Calley, a "possum-loving" sailor found dead in Philadelphia.

While Billy was a "bad boy" in their youth, he is now reformed and owns a market in Philadelphia, highlighting a "Thick as Thieves" bond that transcends their different life paths. Key Scenes and Highlights [S19E15] Thick as Thieves

This content pertains to (originally aired March 14, 2022). Episode Overview: "Thick as Thieves"

The team works in Philadelphia, providing a change of scenery from the usual DC backdrop. Focuses on Parker building trust with his new

It is revealed that a young Parker used to steal hubcaps with Billy before a specific incident "scared him straight" into a law enforcement career.

Provides significant insight into Alden Parker's history and personality before he joined the FBI/NCIS. Key Scenes and Highlights This content pertains to

Season 19 - Thick as Thieves (2022) - (S19E15) - Cast & Crew