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Citadel S2E6 — Highlands

6.7

Citadel•Season 2•Episode 6

Highlands

6.7/10 · 550 votesMay 6, 202636 min

Ranked #6 of 7 in Season 2•−0.1 vs season avg

As Joana accelerates the plan to assassinate the Russian President at the G8 Summit, Mason and Nadia take Abby to a safehouse in Scotland. But when they uncover the horrific truth about what was done to Abby, it triggers a devastating chain of events.

Directed byGreg Yaitanes

Written byDavid Weil, David Rosen

Previous episodeE5 · Heirlooms Next episodeE7 · Chin Chin

Seasons2

Season 2 Episodes7

Baked Alaskas still

Baked Alaskas

Cold Plunge still

Cold Plunge

Chinos still

Chinos

Unreasonable still

Unreasonable

Heirlooms still

Heirlooms

Highlands still

E6 6.7Now viewing

Highlands

Chin Chin still

Chin Chin

Cast12

Richard Madden

Richard Madden

Mason Kane / Kyle Conroy

Priyanka Chopra Jonas

Priyanka Chopra Jonas

Nadia Singh

Ashleigh Cummings

Ashleigh Cummings

Abby Conroy

Roland Møller

Roland Møller

Anders Silje / Davik Silje

Lesley Manville

Lesley Manville

Dahlia Archer

Stanley Tucci

Stanley Tucci

Bernard Orlick

Gabriel Leone

Gabriel Leone

Paolo Braga

Jack Reynor

Jack Reynor

James Hutch

Matt Berry

Matt Berry

Frank Sharpe

Lina El Arabi

Lina El Arabi

Celine Rohr

Merle Dandridge

Merle Dandridge

Joana

Rayna Vallandingham

Rayna Vallandingham

Aparna

Crew7

David Weil

David Weil

Writer

P

Pat Sweeney

Gaffer

D

David Rosen

Writer

Greg Yaitanes

Greg Yaitanes

Director

A

Andy Morrison

Editor

S

Simon Aguirre

First Assistant Director

A

Adam Byles

Second Assistant Director

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Episode Summary

"Highlands" is episode 6 of Citadel season 2. It scored 6.7/10 from 550 votes, ranking #6 of 7 episodes this season (season average 6.8). Directed by Greg Yaitanes and written by David Weil, David Rosen, it aired on May 6, 2026.

Next: E7 · Chin Chin Best of Season 2