Season 3
🎬 8 Episodes 📅 2025 ⏱ 55 min Ongoing 🔄
When a geopolitical crisis erupts on British soil, The Diplomat plunges its protagonist into a maelstrom of high-stakes negotiations and personal betrayal. Her marriage to a powerful political figure crumbles under the weight of ambition and conflicting loyalties, forcing her to navigate treacherous waters where every decision carries international consequences. As she fights to prevent war and salvage her fractured marriage, she discovers that the greatest threat may come from those closest to her, in a world where trust is the rarest commodity.
Jump to Season
📊 Season Stats
8
Episodes
2025
Year
55
min / ep
7.3
Watch Hours
3/3
Season No.
⭐ 8.1
Best Episode
Ep. 8 · Schrodinger's Wife
Ongoing 🔄
Status
🎬 Season Trailer
Watch Trailer
🎬 Episodes 8 episodes
1
⭐ 7.6
Emperor Dead
Amid a growing constitutional crisis, the staff scrambles to stage an impromptu inauguration, while Hal exploits the chaos behind the scenes.
🎬 Alex Graves ✍️ Debora Cahn
2
⭐ 7.4
Last Dance at the Country Club
Kate weighs a compelling offer. Eidra faces scrutiny over fallout from the Roylin debacle. Stuart pitches a proposal that goes far deeper than policy.
🎬 Alex Graves ✍️ Anna Hagen
3
⭐ 7.6
The Riderless Horse
As the nation pauses to mourn, Grace considers the framework of her administration. Private strain threatens Kate and Hal's polished public image.
🎬 Tucker Gates ✍️ Eli Attie
4
⭐ 7.6
Arden
Kate's unique role grants her access to anyone she wants — except the one person she needs. Dennison puts actionable intelligence to personal use.
🎬 Tucker Gates ✍️ Jessica Brickman
5
⭐ 7.7
Birdwatchers
Forced to play the perfect couple, Kate and Hal confront a looming problem in international waters and a development that could torpedo U.S. credibility.
🎬 Liza Johnson ✍️ Peter Noah
6
⭐ 7.9
Amagansett
At an emergency strategy session, Grace weighs unthinkable choices, while Kate rolls the dice on a gamble that could alter the course of history.
🎬 Liza Johnson ✍️ Debora Cahn
7
⭐ 7.7
PNG
Sequestered inside Winfield House as embassies go on alert and allies fall silent, Kate and Callum race to contain a potential disaster.
🎬 Alex Graves ✍️ Julianna Dudley Meagher
8
⭐ 8.1
Schrodinger's Wife
Kate must use all her leverage and political instincts to avert a catastrophe at a high-stakes summit — with the fate of nations hanging in the balance.
🎬 Alex Graves ✍️ Debora Cahn