NCIS · Season 23 · Episode 18

NCIS Season 23 Episode 18: Bad Impressions

Name: Bad Impressions
Released: 2026-04-28
Cast: LL Cool J, Noah Bean, Josh Banday, Geoffrey Arend, Benito Martinez

Aired Apr 28, 2026 60 min CBS

The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security

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The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security.

Quick Answer

NCIS Season 23 Episode 18, "Bad Impressions," aired 2026-04-28 on CBS. The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security

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Episode Information

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Episode: Season 23, Episode 18 of 20
Title: Bad Impressions
Air Date: Apr 28, 2026
Runtime: 60 min
Director: TBA
Writers: TBA

Overview

Episode Summary

The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security

Gallery

Episode Stills

Full Recap

NCIS Season 23 Episode 18 Recap

The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security.

At a Glance

Key Moments

The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security (F01).

Analysis

Character Development

The NCIS team

The official synopsis flags no individual personal-arc beat for this episode. The official synopsis flags no individual character beat. Interpretation: the module stays present with an honest source-anchored statement rather than an invented beat.

Cast

Main Cast

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Cast

Guest Stars

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LL Cool J

as Special Agent Sam Hanna

Special Agent Sam Hanna

Noah Bean

as DOD Chief David Barbado

DOD Chief David Barbado

Harold Goodell

Tommy Manning

Benito Martinez

as Detective Conklin

Detective Conklin

Briana Venskus-Vazquez

Joanna

Mr. Rasmussen

Mr. Scofield

Rachel Coopes

as Assistant Anastasia

Analysis

NCIS Season 23 Episode 18 Ending Explained

Spoilers below

This section discusses the ending of "Bad Impressions" in detail. Stop here if you haven't watched the episode.

The official synopsis establishes the episode's case and personal beats as summarized above; it does not describe the investigation's conclusion (see source_inventory.failed for the full source situation).

FAQ

Frequently Asked Questions

What happens in NCIS Season 23 Episode 18?

The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security.

What is the main case in "Bad Impressions"?

The team races to help one of their own who has been framed for murder and caught in a widening conspiracy that could compromise national security.

How does the case end?

The official synopsis does not describe the outcome, and no independent recap was retrievable for this episode; the document therefore does not state one.

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