The Spy Who Went Into Hell (1965)

1h 47m | PG-13

⭐ 6 / 10

CIA agent Jeff Larson is sent to investigate suspicious activities at a U.S. base located in southern Spain. He discovers the base is being heavily monitored by the KGB via hidden cameras and moles within the base, and he must find a way to ferret the traitors out whilst avoiding discovery of his investigation.