Leave No Trace (episode)

Leave No Trace is the fourth episode of NCIS Season 20 and the 439th episode of the entire NCIS series.
==Synopsis==
When a Petty Officer is found dead in a campsite, the NCIS team investigate and find themselves working with an agent who's from the National Park Service Law Enforcement Rangers or United States Park Rangers and also an ex-boyfriend of Knight's.
==Prologue==
==Act One==
==Act Two==
==Act Three==
==Act Four==
==Act Five==
==Major Events==
*It's revealed that three months have passed since the events of A Family Matter (episode).
==Cast==
===Series Regular===
Name 	Portrayed by 	Role
Timothy McGee 	Sean Murray 	Senior Agent for the NCIS Major Case Response Team.
Nicholas Torres	Wilmer Valderrama	Special Agent for the NCIS Major Case Response Team.
James Palmer 	Brian Dietzen 	Chief Medical Examiner for the NCIS Major Case Response Team.
Kasie Hines 	Diona Reasonover 	NCIS Forensic Specialist.
Jessica Knight 	Katrina Law 	NCIS Special Agent.
Donald Mallard 	David McCallum 	NCIS Historian.
Leon Vance 	Rocky Carroll 	NCIS Director.
Alden Parker 	Gary Cole 	NCIS Special Agent in Charge of the NCIS Case Response Team.
===Guest Cast===
Name 	Portrayed by 	Role
Gage Winchester 	Caleb Alexander Smith	NPSISB agent and also an ex-boyfriend of NCIS Special Agent Jessica Knight.
Greg Patrick Walsh 	Norman Lehnert 	
Carl (Leave No Trace)	Michael Petrone 	Camping guide.
Maxine Lautner 	Nicola Posener 	AKA "Max".
Eye Roll Girl 	Tiffany Dion 	
  v - [ e] - dNCIS Season 20
♦ A Family Matter (episode) ♦ Daddy Issues (episode) ♦ Unearth (episode) ♦ Leave No Trace (episode) ♦ Guardian (episode) ♦ The Good Fighter (episode) ♦ Love Lost (episode) ♦ Turkey Trot (episode) ♦ Higher Education (episode) ♦ Too Many Cooks (episode) ♦ Bridges (episode) ♦ Big Rig (episode) ♦ Evil Eye (episode) ♦ Old Wounds (episode) ♦ Unusual Suspects (episode) ♦ Butterfly Effect (episode) ♦ Stranger in a Strange Land (episode) ♦ Head Games (episode) ♦ In the Spotlight (episode) ♦ Second Opinion (episode) ♦ Kompromat (episode) ♦ Black Sky (episode)
Category:NCIS Episodes
Category:NCIS Season 20 Episodes
Category:NCIS Episodes written by Chad Gomez Creasey
Category:NCIS Episodes directed by William Webb