NCIS Database
NCIS Database

Scope is the 18th episode of NCIS Season 13 and also the 300th episode of the entire NCIS series.


When an American couple are shot dead while exploring an area in Iraq, the NCIS team re-examine an ambush on a group of Special Ops that occurred in the same area six months prior to the attack. During the main investigation, Gibbs discovers that he needs the account of the solo survivor of the attack who is being treated for PTSD at the Walter Reed Memorial Center with Gibbs attempting to connect with the Marine with the team soon discovering a rogue sniper is responsible, forcing Gibbs to go back to his roots as a sniper when new evidence emerges, suggesting that the killer is about to strike again...


Act One

Act Two

Act Three

Act Four

Gibbs while talking to Marine Gunnery Sergeant Aaron Davis.

Act Five

Major Events

  • It's revealed that McGee is planning on proposing to Delilah.
  • Gibbs later manages to sleep in the room he once shared with his murdered first wife, Shannon for the first time in nearly twenty years due to Gibbs having avoided the room as it had been "their" room.


  • This episode also features an appearance from the MusiCorps Wounded Warrior Band which is composed of injured Marines who have gone to become musicians with the music helping them recover from the effects of war.
  • Taye Diggs is credited as a Special Guest Star.
  • The song Diggs sings and that MusciCorps Wounded Warrior Band play is a cover version of "Hallelujah", a song originally performed by Canadian musician Leonard Cohen. American musician Jeff Buckley later performed his own version of the song and it later became a success although Buckley drowned on May 29, 1997 at the age of 30 while out swimming. Since then, Buckley's version of "Hallelujah" which was released posthumously has gained huge recognition and popularity.
  • There were flashback clips from Truth or Consequences (episode) and Past, Present, and Future (episode).
  • A rerun of this episode aired on November 1, 2016 in place of the planned episode Home of the Brave (episode) due to the presidential elections.


Series Regulars

Name Portrayed by Role
Leroy Jethro Gibbs Mark Harmon Special Agent in charge of the NCIS Major Case Response Team.
Anthony DiNozzo Junior Michael Weatherly Senior Special Agent and second-in-command of the NCIS Major Case Response Team.
Timothy McGee Sean Murray Special Agent of the NCIS Major Case Response Team.
Abigail Sciuto Pauley Perrette Chief Forensic Specialist for the NCIS Major Case Response Team.
James Palmer Brian Dietzen Assistant Medical Examiner for the NCIS Major Case Response Team.
Eleanor Bishop Emily Wickersham Probationary Special Agent of the NCIS Major Case Response Team.
Leon Vance Rocky Carroll Director of NCIS.
Donald Mallard David McCallum Chief Medical Examiner for the NCIS Major Case Response Team.

Recurring Cast

Name Portrayed by Role
Grace Confalone Laura San Giacomo A Doctor.

Other Cast

Name Portrayed by Role
Matthew Cross Paul Anthony Scott A sniper who is also the killer.
Aaron Davis Taye Diggs A Marine Gunnery Sergeant who is Riley Davis's father.
Riley Davis Samantha Logan Marine Gunnery Sergeant Aaron Davis's daughter.
Elaine Dodd Maureen Sebastian Navy Chief Petty Officer and the second main murder victim.
Spencer Dodd Paul Bartholomew Elaine's husband and the first murder victim.
Michael West Christopher Goodman An NCIS Special Agent.