S3·E4 Arden
Core
Aired October 16, 2025
Synopsis
Kate's unique role grants her access to anyone she wants — except the one person she needs. Dennison puts actionable intelligence to personal use.
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Frequently Asked Questions
When did Season 3 Episode 4 of The Diplomat air?
Season 3, Episode 4 ('Arden') originally aired on October 16, 2025.
How long is Season 3 Episode 4 ('Arden')?
The episode follows the standard broadcast runtime for The Diplomat.
What happens in The Diplomat Season 3 Episode 4?
Kate's unique role grants her access to anyone she wants — except the one person she needs. Dennison puts actionable intelligence to personal use....