Nuclear physicist Frank Addison (Gene Barry, the War of the Worlds) and his wife are living every parent's worst nightmare: their son Tommy (Lee Aaker, TV's the Adventures of Rin Tin Tin) has been kidnapped. The kidnapper's ransom demands are the secrets behind the H-bomb! The desperate scramble to rescue Tommy unfolds at a rapid pace in the Atomic City - from the streets of Los Angeles to cliff dwelling of Santa Fe; the real-life locations provide the vivid backdrops for this taut and suspenseful thriller. Director Jerry Hopper (Pony Express) makes his feature film debut.