When Lucy discovers that Ethel Merman and Mr. Mooney made up a story to hid the singer's real identity, she can't help but come up with the nerve to as Ethel to perform at her son's boy scout pageant. Ethel accepts and she does the show, along with Lucy and Mr. Mooney.

Two escaped convicts are found hiding in a rocket ship built by a renegade inventor, who forces them to become the crew for a trip to the Moon. Also on board, as inadvertent stowaways, are his assistant and his secretary; and none of them are aware that the inventor is actually a Lunarian explorer sent to Earth by the dying Lunar civilization.

In flashback from a ‘Rebecca’-style beginning: Ellen Foster, visiting her aunt on the California coast, meets neighbor Jeff Cohalan and his ultramodern clifftop house. Ellen is strongly attracted to Jeff, who’s being plagued by unexplainable accidents, major and minor. Bad luck, persecution…or paranoia? Warned that Jeff could be dangerous, Ellen fears that he’s in danger, as the menacing atmosphere darkens.