Killers from Space - S1.E8

While collecting aerial data on a United States Air Force (USAF) atomic blast Martin loses control of his aircraft and crashes. At the base hospital, Martin acts so strangely that the USAF brings in the FBI to investigate, thinking he might be an impostor. Under the influence of truth serum a story emerges of an aliens plan to exterminate humanity using giant insects and reptiles, grown with the radiation absorbed from our own atomic bomb tests.

Originally Released 1954