Keep Your Enemies Closer is the 15th episode of NCIS Season 15 and the 345th episode of the entire NCIS series.
Synopsis
NCIS strikes a deal with convicted murderer Paul Triff, giving him a 48-hour furlough at his former residence - which is now McGee's home - in exchange for information that can convict his former cellmate, Gabriel Hicks, the murderer who deceived Gibbs and Fornell.
Prologue
Act One
Act Two
Act Three
Bishop and Abby in the lab.
Act Four
Act Five
Cast
Series Regulars
| Name | Portrayed by | Role |
|---|---|---|
| Leroy Jethro Gibbs | Mark Harmon | Special Agent in charge of the NCIS Major Case Response Team. |
| Abigail Sciuto | Pauley Perrette | Chief Forensic Specialist for the NCIS Major Case Response Team. |
| Timothy McGee | Sean Murray | Senior Special Agent and second-in-command of the NCIS Major Case Response Team. |
| Nicholas Torres | Wilmer Valderrama | Special Agent for the NCIS Major Case Response Team. |
| Eleanor Bishop | Emily Wickersham | Special Agent for the NCIS Major Case Response Team. |
| James Palmer | Brian Dietzen | Assistant Medical Examiner for the NCIS Major Case Response Team. |
| Leon Vance | Rocky Carroll | Director of NCIS. |
| Jacqueline Sloane | Maria Bello | NCIS Special Agent. |
| Donald Mallard | David McCallum | Chief Medical Examiner for the NCIS Major Case Response Team. Despite being credited, McCallum does not appear in this episode. |
| Clayton Reeves | Duane Henry | Interagency Liaison between MI6 and NCIS. |
Recurring Cast
| Name | Portrayed by | Role |
|---|---|---|
| Tobias Fornell | Joe Spano | Former Senior Agent with the FBI who is now a Private Investigator. |
| Gabriel Hicks | Graham Hamilton | A man who convinced NCIS he was framed for murder. Was later revealed to be a serial killer. |
| Paul Triff | French Stewart | A convicted murderer who helps NCIS catch Hicks. |
| Jessica Shaeffer | Hilary Ward | Hicks' lawyer who was killed in a car bombing. |
| Mary Elaine Smith | Fran Bennett |
Guest Cast
| Name | Portrayed by | Role |
|---|---|---|
| Danielle (Keep Your Enemies Closer) | Stephanie Arcila |