Inside the Cold War, motive and betrayal become deadly weapons.
Go beyond headlines to examine the motives of people who committed espionage, through insider accounts and high-stakes Cold War cases. From Soviet military intelligence to double agents and devastating leaks, the series reveals how ideology, greed, and loyalty collide, and why every secret carried a human cost. Sign up to watch a sharper, more personal history of spying unfold.
Episode guide
5 episodes- New shows weeklyFresh documentaries land every week.
- Exclusive originalsAward-winning films you can’t stream anywhere else.
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Frequently asked questions
Yes. Every plan unlocks the full library — including all Curiosity Originals like Traitor/Patriot — in up to 4K, ad-free, on all your devices.
Traitor/Patriot is a Curiosity Original, exclusive to Curiosity Stream.
Watch on the web, iOS and Android, Roku, Apple TV, Amazon Fire TV, Chromecast, Android TV, and most smart TVs. Start on one device and pick up right where you left off on another.
Curiosity Stream is our streaming service — thousands of documentaries and originals. The Smart Bundle is Curiosity Stream plus four other independent streaming services (Tastemade, Kidstream, Curiosity University, and SOMM TV) on a single subscription.