When the young Texas Ranger, John Reid, is the sole survivor of an ambush arranged by the militaristic outlaw leader, Butch Cavendich, he is rescued by an old childhood Comanche friend, Tonto. When he recovers from his wounds, he dedicates his life to fighting the evil that Cavendich represents. To this end, John Reid becomes the great masked western hero, The Lone Ranger. With the help of Tonto, the pair go to rescue President Grant when Cavendich takes him hostage.
Cole Thornton, a gunfighter for hire, joins forces with an old friend, Sheriff J.P. Hara. Together with an old indian fighter and a gambler, they help a rancher and his family fight a rival rancher that is trying to steal their water.
A band of murderous cowboys have imposed a reign of terror on the town of Warlock. When the sheriff humiliatingly run out of town the residents hire the services of Clay Blaisedell as facto town marshal.
Doris Day and Howard Keel fuss, feud and fall in love as Calamity Jane and Wild Bill Hickok. At first curvaceous Calamity is too durned busy fighting Indians and cracking a bullwhip to pay mind to such girlie what-alls as dresses and perfume.
Phillip Filmore is a naive, 15-year-old, preoccupied with sex, who develops a crush on Nicole Mallow, the new 30-something, French housekeeper and sitter to look after him when Phillip's father is out of town for the summer on a "business" trip.