The Diplomat
Amid an international crisis, a career diplomat juggles her new high-profile job as ambassador to the UK and her turbulent marriage to a political star.
- Metascore79
- 2023-2026
- 4 seasons
- Netflix
- Drama, Suspense
- TV-MA
Amid an international crisis, a career diplomat juggles her new high-profile job as ambassador to the UK and her turbulent marriage to a political star.
Season 4 Episode Guide
8 Episodes 2026
Episode 1
Windsor
Thu, Oct 15, 2026 48 mins
On an unplanned stopover at Windsor Castle, Kate grows wary of Hal and Grace's dynamic as she tries to contain the fallout from their covert actions.
Episode 2
Redcoats
Thu, Oct 15, 2026 42 mins
A shocking security breach sends the administration into crisis as Hal assumes new duties. Trowbridge launches a manhunt, and Kate looks to the future.
Episode 3
The Typo
Thu, Oct 15, 2026 57 mins
A budgetary snag threatens to torpedo negotiations, with costly implications for the US. Stuart and Eidra get personal as they weigh their next move.
Episode 4
Pagliacci
Thu, Oct 15, 2026 52 mins
After Hal drops a bombshell that throws the UK alliance into jeopardy, Kate faces mounting pressure to control the damage by any means necessary.
Episode 5
Special Envoy
Thu, Oct 15, 2026 53 mins
Kate contends with her complicity in a stunning political shake-up, while a disenchanted Todd explores his options across the pond
Episode 6
The Dead
Thu, Oct 15, 2026 53 mins
When a dangerous adversary makes its move, Grace issues a hard-line threat to the prime minister, forcing Kate to reckon with her role as the messenger.
Episode 7
Phony Negroni
Thu, Oct 15, 2026 52 mins
Personal and political lives collide--and damaging secrets surface--when Kate and Hal join Grace and Todd in Italy ahead of the G7 summit.
Episode 8
Warships
Thu, Oct 15, 2026 60 mins
At a meeting of world leaders, a diplomatic breakdown edges the US closer to an international crisis--and compels Kate to make a seismic decision.