The Diplomat
No alliance lasts forever.
Amid an international crisis, a US diplomat contends with her high-profile job as ambassador to the UK and her strained marriage to a political star.
- Created by
- Debora Cahn
- Status
- Returning Series
- Original language
- EN
- Seasons
- 4
- Released
- April 20, 2023
Where to watch
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Availability data provided by JustWatch.
Top cast
Keri Russell
Ambassador Kate Wyler
Rufus Sewell
Hal Wyler
David Gyasi
Foreign Secretary Austin Dennison
Ali Ahn
Eidra Park
Rory Kinnear
Prime Minister Nicol Trowbridge
Ato Essandoh
Stuart Hayford
Bradley Whitford
Todd Penn
Allison Janney
President Grace Penn
Nana Mensah
Billie Appiah
Seasons
-
Season 1
8 episodes, first aired 2023
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 2
6 episodes, first aired 2024
When a London bombing shatters her world, US diplomat Kate Wyler faces the ultimate test as her suspicions reach the top levels of the British government.
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Season 3
8 episodes, first aired 2025
Ambassador Kate Wyler lives the particular nightmare that is getting what you want. She just accused Vice President Grace Penn of hatching a terrorist plot and admitted she's after the VP's job. But now the President is dead,…
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Season 4
8 episodes, first aired 2026
In Season Four, two marriages threaten to eat each other alive. One catastrophic moment shatters the fragile peace Kate Wyler brokered between the US and UK, as well as the crumbling marriage she's trying to save. While she…
