A young adventurer trades places with a European prince and falls in love above his station.

One Million B.C. is a 1940 American fantasy film produced by Hal Roach Studios and released by United Artists. It is also known by the titles Cave Man, Man and His Mate, and Tumak. The film stars Victor Mature as protagonist Tumak, a young cave man who strives to unite the uncivilized Rock Tribe and the peaceful Shell Tribe, Carole Landis as Loana, daughter of the Shell Tribe chief and Tumak's love interest, and Lon Chaney, Jr. as Tumak's stern father and leader of the Rock Tribe.

A young playwright spends his last cent to pay the past-due rent for the pretty dancer who's his boarding house next-door neighbor. Soon after, he winds up at a gambling club, where he wins big - just before a police raid.

A tipsy doctor encounters his patient sleepwalking on a building ledge, high above the street.

A young man in New York has exasperated his father because of his constant carousing and irresponsibility, so his father sends him to his uncle's ranch in the west. The young man arrives in the town of Piute Pass, which is being terrorized by Tiger Lip Tompkins and his gang, the Masked Angels. The Easterner befriends a young woman whose father is being held captive by Tompkins, and he decides to help her.