Castro's Spies tells the thrilling story of an elite group of Cuban intelligence agents sent undercover to the US in the 1990s. From their recruitment, training and eventual capture on US soil; this film peers into a secret world of false identities, love affairs and betrayal. Using never seen before footage from the Cuban Film Institute's archive and first-hand testimony from the people at the heart of this story, Castro's Spies gives a rare glimpse into the shadowy world of a spy - where the stakes are life and death.