Bing Crosby and his family spend Christmas at the estate of a distant relative in England.

A research project on sexual response leads two doctors into an affair and their deepest passions and darkest fantasies are revealed.

Story follows a stagecoach ride through Old West Apache territory. On board are a cavalry man's pregnant wife, a prostitute with a broken heart, a Marshal taking in his prisoner Johnny Ringo, a crooked gambler, and the infamous Doc Holliday