NCIS
Head Games
TV Flash files “Head Games” as hour 453 of 508 in the TV Flash guide — NCIS (2003–present) on CBS, season 20, episode 18, aired 2023-04-10, 60 min.
From the desk
How this hour is filed
This leaf is S20E18: listed hour 453 of 508 in the NCIS guide, hour 18 of 22 in season 20. It aired 2023-04-10 (60 min). The listed hour before it is “Stranger in a Strange Land” (S20E17). Next is “In the Spotlight” (S20E19). Broadcast log — titles and dates, not a plot bible.
Catalog log
Broadcast listing — not a TV Flash recap.
The NCIS team digs deep to investigate a Navy lieutenant who's accused of trying to murder her husband but has no memory of the attack. Also, Kasie navigates a potential medical scare.
Viewer FAQ
Where does Head Games sit in the NCIS guide?
S20E18 is listed hour 453 of 508 — hour 18 of 22 in season 20, season 20 episode 18.
When did NCIS S20E18 air?
Head Games aired 2023-04-10 and is listed at 60 minutes.
Do I need JAG before NCIS?
It launched via backdoor pilot episodes on JAG, but the mothership plays as its own squad-room ritual. Start with Gibbs's team, not a homework assignment.
In the series
Why this series still plays
Naval Criminal Investigative Service agents solve military-linked crimes with found-family banter and Gibbs's rules. Mark Harmon became a quiet ratings titan; the squad room is the serialized story. Sturdy CBS comfort that outlived fashion and multiplied into a carrier group of spinoffs.
Gibbs's rules, a squad room that is a second home, and a fandom that will fight you if you call it uncool — welcome to the quiet ratings titan the group chat pretends not to respect until someone dies in the bullpen. (Spoiler fence: mild. The team can bleed.) Donald P. Bellisario and Don McGill's CBS series premiered September 23, 2003, after a *JAG* backdoor pilot, and became a flagship with well over twenty seasons. Mark Harmon as Leroy Jethro Gibbs for many years; Michael Weatherly's DiNozzo, Pauley Perrette's…
Filed against
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- Pauley Perrette as Abby Sciuto
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David McCallum’s Illya Kuryakin made The Man from U.N.C.L.E. multinational cool — 1960s catalog gadget briefcases, Bond fever’s television wing, then NCIS stretching the blond into Gibbs-adjacent lab weather. TV Flash files him as the…
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Cote de Pablo’s Ziva David gave NCIS its lethal charm — Mossad steel in Gibbs’s squad room, found-family banter, military-linked crimes as CBS comfort that outlived fashion. Mark Harmon’s ratings titan needed a partner who could knife and…
- Sean Murray as Timothy McGee
Sean Murray's Timothy McGee grew up inside NCIS as squad-room found family — Naval Criminal Investigative Service agents, military-linked crimes, Gibbs's rules, Mark Harmon as a quiet ratings titan. Sturdy CBS comfort that outlived…