The Secret War (1977)

During World War II, not all the battles were fought by soldiers. Indeed, there was also a secret battle of wits by Axis and Allied scientists and engineers. This series covers that rivalry in various aspects as each side struggled to create a winning edge with innovations like radio navigation, radar, naval mines and missiles. Likewise, each side raced to find the most effective uses for them as well as countermeasures in an intellectual contest with the fate of the world in the balance.