The Diplomat Season 4 is out now | NewsCubby | October 15, 2026

The Diplomat returns to Netflix with all eight episodes of Season 4 available October 15, 2026. Keri Russell returns as Kate Wyler alongside Rufus Sewell as Hal. Allison Janney and Bradley Whitford are series regulars; Debora Cahn remains showrunner. Reporting: Ariana Romero / Netflix Tudum, with additional reporting by Ruth Kinane. Source: https://www.netflix.com/tudum/articles/the-diplomat-season-4-release-date-photos-news Original NewsCubby summary. AI presenter and synthetic voice; generated studio visuals, not scenes from the series.

Published 10/15/2026 · 20 seconds