[1] During the Korean War, scientist Dean Olmstead (Joseph Hamilton) designs a long-range radio transmitting and tracking device for the United States Air Force.

His commanding officer, Col. Catlett (George Cisar) plans a rescue of the scientist, whom he believes is still alive and may be undergoing interrogation by Soviet intelligence agents working with the North Koreans.

Chon (Victor Sen Yung), who takes them to Tanya Nikova (Audrey Totter), a Russian nurse, who has been working as a spy for the guerrillas.

After they discover Olmstead's whereabouts and bring him out of the prison camp where he was being treated for a concussion, the group is pursued by North Korean Maj. Wan (Leonard Strong).

However Clairborn deliberately crashes his plane into a attacking Korean fighter being unable to discover how to fire the Mig's guns.