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Ephemera is the 16th episode of NCIS Season 17 and also the 394th episode of the entire NCIS series.

Synopsis

While investigating the suicide of a retired Navy officer who left a rare, valuable - and possibly stolen - coin to the Nation Museum of the Navy, the team imagines themselves in his life story in order to piece together how the coin ended up in his possession.

Prologue

Act One

Act Two

Act Three

Gibbs and McGee after Palmer has told them that Annie Downing died via poisoning and that her death is a murder.

Act Four

Act Five

Major Events

  • Torres reveals he is Catholic.

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. Despite being credited, Carroll doesn't appear in this episode.
Donald Mallard David McCallum NCIS Historian

Other Cast

Name Portrayed by Role
Marie Stanhope Nike Doukas Deputy Director of NHHC.
Spencer Downing Gregory Itzin Annie Downing's brother and Carter Downing's son.
Annie Downing Emily Wickersham Spencer Downing's sister and Arturo's lover. Died of thallium poisoning in 1972.
Carter Downing Mark Harmon Annie and Spencer's father.
Bertha Jones-Delacroix K Callan Annie and Spencer's aunt.
Arturo Amador Joe Renteria Retired Navy Master Chief.
Hogan (Ephemera) Brian Dietzen Officer.
Cole Diona Reasonover Officer.
  v - e - dNCIS Season 17
Out of the Darkness (episode)Into the Light (episode)Going Mobile (episode)Someone Else's Shoes (episode)Wide Awake (episode)Institutionalized (episode)No Vacancy (episode)Musical Chairs (episode)IRL (episode)The North Pole (episode)In The Wind (episode)Flight Plan (episode)Sound Off (episode)On Fire (episode)Lonely Hearts (episode)Ephemera (episode)In a Nutshell (episode)Schooled (episode)Blarney (episode)The Arizona (episode)
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