Collective Memory is the ninth episode of NCIS Season 19 and the 423rd episode of the entire NCIS series.
Synopsis
When a hotshot financial advisor is found shot dead at a naval station, the NCIS team investigate and even interview the victim's three-dimensional hologram of herself which she created before her death to determine a motive for the killing.
Prologue
Act One
Act Two
Act Three
Parker in the room.
Act Four
Act Five
Trivia
- Despite being credited, neither Mark Harmon nor David McCallum appear in this episode.
Cast
Series Regulars
| Name | Portrayed by | Role |
|---|---|---|
| Leroy Jethro Gibbs | Mark Harmon | Ex Special Agent Assigned to NCIS Major Case Response team. (credit only) |
| 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 Major Case Response Team. |
| Kasie Hines | Diona Reasonover | NCIS Forensic Specialist. |
| Jessica Knight | Katrina Law | NCIS Special Agent. |
| Donald Mallard | David McCallum | NCIS Historian. Despite being credited, McCallum doesn't appear in this episode. |
| Leon Vance | Rocky Carroll | NCIS Director. |
| Alden Parker | Gary Cole | Former FBI Special Agent who is the new NCIS Special Agent in Charge of the Major Case Response Team. |
Other Cast
| Name | Portrayed by | Role |
| Sandra Holdren (Collective Memory) | Stepfanie Kramer | Murder victim who is the mother of Ruby Holdren. |
| Ruby Holdren | Holly Curran | Sandra Holdren's daughter. |
| Geoffrey Sullivan | Matthew Hancock | |
| Albert James "Jamie" Beck | Todd Waring | |
| Scott Dickerson | Andre Forrest | Navy Petty Officer Third Class. |
| Maria Gonzalez | Danielle Larracuente | Navy Petty Officer Third Class. |