Entertainment · TV & Streaming · 4 hrs ago
The Diplomat returns with a crisis that could trigger a wider war
Season 4 of The Diplomat is now streaming on Netflix.
The series follows Kate Wyler, the US ambassador to the UK, as she handles international crises and a strained marriage to Hal, who is now vice president.
The season opens with the discovery that President Grace Penn and Hal were involved in taking a nuclear weapon from a Russian submarine.
Kate tries to contain the fallout before Russia discovers the theft.
The crisis threatens to draw the UK and the US into a dangerous confrontation with Russia.
A failed assassination attempt on the president raises the stakes further.
The story also focuses on power struggles among the president, her husband Todd, Kate and Hal.
The season’s next developments are not specified beyond the episodes being available to stream.
Radio Times gave season 4 of Netflix’s The Diplomat a five-out-of-five-star rating.
The review called it the drama’s best series yet, praising its sharp dialogue and political storytelling.
IGN also praised the season’s writing, cinematography and performances.
The series follows US Ambassador to the United Kingdom Kate Wyler as she navigates international conflict and her marriage to Hal.
Season 4 features an assassination attempt on President Grace Penn, according to IGN’s review.
- Who
- Netflix’s The Diplomat, featuring Keri Russell as Kate Wyler.
- What
- Season 4 received a five-out-of-five-star review from Radio Times. IGN also published a positive review.
- When
- The reviews were published on October 15, 2026.
- Where
- The Diplomat is a Netflix series. The reviews were published by Radio Times and IGN.
- Why
- Radio Times praised the season’s dialogue and political storytelling; IGN praised its writing, cinematography and performances.
This story does not have two clearly opposing sides.
This story does not have a timeline yet.
- Radio Times rating
- 5 out of 5 stars
- Review date
- October 15, 2026
- Platform
- Netflix
- Lead character
- Kate Wyler, played by Keri Russell
- Setting
- The United Kingdom
3 sources
What people are saying
the show with the best-written dialogue on TV just got even sharper.
The Diplomat continues to be a crackling, pulpy thriller with superb writing, gorgeous cinematography, and top-tier performances.