Thick As Thieves (episode)

Thick As Thieves is the fifteenth episode of NCIS Season 19 and the 429th episode of the entire NCIS series.
==Synopsis==
Parker's delinquent past resurfaces when NCIS is called to Philadelphia to investigate the death of a Navy petty officer.
==Prologue==
==Act One==
==Act Two==
==Act Three==
==Act Four==
==Act Five==
== Trivia ==
* Despite being credited, neither Mark Harmon nor David McCallum appear in this episode.
==Cast==
===Series Regulars===
Name 	Portrayed by 	Role
Leroy Jethro Gibbs	Mark Harmon 	Ex Special Agent Assigned to NCIS Major Case Response team. Credit only.
Timothy McGee 	Sean Murray 	Senior Agent for the NCIS Major Case Response Team. Second in-charge.
Nicholas Torres 	Wilmer Valderrama	Special Agent for the NCIS Major Case Response Team.
James Palmer 	Brian Dietzen 	Chief Medical Examiner for the Major Case Response Team.
Kasie Hines 	Diona Reasonover 	NCIS Forensic Specialist.
Jessica Knight 	Katrina Law 	NCIS Special Agent.
Donald Mallard 	David McCallum 	NCIS Historian. Despite being credited, McCallum doesn't appear in this episode.
Leon Vance 	Rocky Carroll 	NCIS Director.
Alden Parker 	Gary Cole 	Former FBI Special Agent who is the new NCIS Special Agent in Charge of the Major Case Response Team.
===Guest Cast===
Name 	Portrayed by 	Role
Billy Doyle 	Kevin Chapman 	Alden Parker's friend from Juvenile Hall and Sean Doyle's uncle.
Kat Hanna 	Ashley Platz 	Jewel Thief.
Mark Sisco 	Jose Pablo Cantillo	AKA "Shady Man", he is an agent with the DEA.
Colin (Thick As Thieves) 	Braxton Hale 	
Lola 	Trisha LaFache 	
Dubrow 	Ruben Grundy 	Detective with the Philadelphia Police Department.
Laura Ramirez 	Deb Heitt 	Navy Chief.
Policeman (Thick As Thieves)	Tony Becker 	
Car Owner 	Jeff Pride 	
Danna Calley 	Val Garrahan 	Navy Petty Officer Second Class.
  v—[ e]—d NCIS Season 19
♦ Blood in the Water (episode) ♦ Nearly Departed (episode) ♦ Road to Nowhere (episode) ♦ Great Wide Open (episode) ♦ Face the Strange (episode) ♦ False Start (episode) ♦ Docked (episode) ♦ Peacekeeper (episode) ♦ Collective Memory (episode) ♦ Pledge of Allegiance (episode) ♦ All Hands (episode) ♦ Fight or Flight (episode) ♦ The Helpers (episode) ♦ First Steps (episode) ♦ Thick As Thieves (episode) ♦ The Wake (episode) ♦ Starting Over (episode) ♦ Last Dance (episode) ♦ The Brat Pack (episode) ♦ All or Nothing (episode) ♦ Birds of a Feather (episode)
Category:NCIS Episodes
Category:NCIS Season 19 Episodes
Category:NCIS Episodes written by Marco Schnabel
Category:NCIS Episodes directed by Terrence O'Hara