<p>There’s panic at MI5 headquarters. Oleg Lyalin, their man inside the KGB, has just been arrested for drunk driving putting Operation Foot in jeopardy. But as MI5 races to reach him before the KGB can, Lyalin is working out a daring new plan that will force the British security service to place its trust in him.</p><p>See Privacy Policy at <a href="https://art19.com/privacy" rel="noopener noreferrer" target="_blank">https://art19.com/privacy</a> and California Privacy Notice at <a href="https://art19.com/privacy#do-not-sell-my-info" rel="noopener noreferrer" target="_blank">https://art19.com/privacy#do-not-sell-my-info</a>.</p>

The Spy Who Saved MI5 (Encore) | The Dominoes Fall | 4

These are stories you were never meant to hear. The invisible but vital work of the world’s intelligence services: secret operatives playing to very different rules. The Spy Who, hosted by Indira Varma and Raza Jaffrey, takes you deep inside that shadow world to meet spies who risked everything in the national interest – or, sometimes, their own.Listen to The Spy Who ad-free on Wondery+ in the Wondery App, Apple Podcasts or Spotify. Start your free trial by visiting wondery.com/links/the-spy-who now.&nbsp;