Keyword Overlord

In preparation for Operation Overlord, the Allied invasion of Nazi occupied territory, the 'overlords' were the few Allied agents who knew the details of the operation. When one them is captured by the Germans, a double agent must infiltrate occupied Paris, with the help of a high level German officer and the French Resistance.

After his troopship is sunk in 1942, John Sullivan is saved by members of the Yugoslav group, the Chetniks. He is later sold to the opposing group, The Partisans. This is his life as a medic in civil war-torn Yugoslavia. A TV movie spin off from The Sullivans (1976).