Juile, an airline hostess, has her mind made up to marry South American millionaire Rico Vargas, in spite of the efforts made by her former boyfriend, Lee Darling, a television star, to win her back. Rico's sister, Astra, makes a play for Lee, who only responds to make Julie jealous. As the plane bearing Juile and others (includng all the credited musicians and bands) is about to depart, Herb Jefferies smuggles Lee on board so he can have a chance to dissuade Julie.

Finding Indians stealing from his ranch, Gene learns they are suffering from malnutrition. Store owner Martin is cheating them and now he is after the Chief's valuable necklace. When the dying chief is found, having been attacked and robbed, Martin blames Lakhona who would become the new chief. When Gene helps Lakhona they soon find themselves fleeing from the law.

The story of Dr. Charles Randolph, a scientist dedicated to deciphering the secrets of life and death. Aided by assistant David Cochran, Charles conducts experiments that have horrifying side effects. Charles's lonely wife, Elaine, is frightened by his work, and in order to protect her, housekeeper Maria unleashes a torrent of voodoo that wrecks havoc.

An estranged wife shows up after a nearly 7 years of disappearance -- thought to be dead, to prevent her husband from marrying his new love until someone kills her.