Head of the Snake (NCIS episode)

Head of the Snake is the 5th episode of NCIS Season 18 and the 403rd episode of the entire NCIS series.
==Synopsis==
Gibbs and Fornell's crusade to find the head of the drug ring responsible for Fornell's daughter Emily's overdose concludes while Gibbs and Vance finally let the team in on a case that has dangerous implications.
==Prologue==
==Act One==
==Act Two==
==Act Three==
==Act Four==
==Act Five==
== Trivia ==
* This episode airs on the same night as "Sunburn".
* This reveals that the reason Leroy Jethro Gibbs shoots Timothy McGee in Sturgeon Season (episode) was to save him as the plane he was approaching has a bomb inside.
==Cast==
===Series Regulars===
Name 	Portrayed by 	Role
Leroy Jethro Gibbs	Mark Harmon 	Special Agent in charge of the NCIS Major Case Response Team.
Timothy McGee 	Sean Murray 	Senior Special Agent and second-in-command of the NCIS Major Case Response Team.
Eleanor Bishop 	Emily Wickersham 	Special Agent for the NCIS Major Case Response Team.
Nicholas Torres 	Wilmer Valderrama	Special Agent for the NCIS Major Case Response Team.
Jacqueline Sloane 	Maria Bello 	NCIS Forensic Psychologist.
James Palmer 	Brian Dietzen 	Chief Medical Examiner for the Major Case Response Team.
Kasie Hines 	Diona Reasonover 	NCIS Forensic Specialist.
Leon Vance 	Rocky Carroll 	Director of NCIS.
Donald Mallard 	David McCallum 	NCIS Historian. Despite being credited, McCallum doesn't appear in this episode.
===Recurring Cast===
Name 	Portrayed by 	Role
Delilah Fielding	Margo Harshman 	McGee's wife.
Alexi Myshkin 	Nick Boraine 	AKA "Merriwether", he is Sasha Myshkin's father.
Sasha Myshkin 	Anna Grace Barlow	AKA "Karen", she is Alexi Myshkin's daughter.
Vladmir Ivanov 	Isiah Adams 	AKA "Chad Hamilton", he is also a drug dealer and shifting manager at Beltway Burger.
Emily Fornell 	Juliette Angelo 	Tobias Fornell's daughter.
Tobias Fornell 	Joe Spano 	Private Investigator and the father of Emily Fornell.
===Guest Cast===
Name 	Portrayed by 	Role
Samuel Miles 	Tajh Bellow 	Navy Petty Officer Second Class.
Viktor 	Neal Kodinsky 	
Ivan 	Tudor Munteanu 	
Paramedic (Head of the Snake)	Geri-Nicole Love	
  v - [ e] - dNCIS Season 18
♦ Sturgeon Season (episode) ♦ Everything Starts Somewhere (episode) ♦ Blood and Treasure (episode) ♦ Sunburn (episode) ♦ Head of the Snake (NCIS episode) ♦ 1mm (episode) ♦ The First Day (episode) ♦ True Believer (episode) ♦ Winter Chill (episode) ♦ Watchdog (episode) ♦ Gut Punch (episode) ♦ Sangre (episode) ♦ Misconduct (episode) ♦ Unseen Improvements (episode) ♦ Blown Away (episode) ♦ Rule 91 (episode)
Category:NCIS Season 18 Episodes
Category:NCIS Episodes
Category:NCIS Episodes directed by Tawnia McKiernan
Category:NCIS Episodes written by Brendan Fehily
Category:NCIS Episodes written by David J. North
Category:NCIS Episodes featuring Tobias Fornell
Category:NCIS Episodes featuring Emily Fornell
Category:NCIS Episodes featuring Delilah Fielding