Spycatcher — S1E3 · Friend or Foe?

Based on the real-life activities of Dutch counterintelligence officer, Lieutenant-Colonel Oreste Pinto, who specialised in the interrogation of suspected spies during World War II and had later published his memoirs under the title Spy Catcher. Each episode showed Pinto questioning refugees to England from Nazi-dominated Europe, and eventually exposing them as enemy agents.