The Indians Are Coming is a 1930 American Pre-Code Universal movie serial based on The Great West That Was by William "Buffalo Bill" Cody.
He brings a message from George Woods (Francis Ford) to George's brother Tom Woods (Francis Ford in a dual role), and his niece Mary (Allene Ray), informing them he has struck gold and asking them to travel to California via a wagon train to be with him.
[4] It reused stock footage of an Indian raid on a wagon train from the silent western The Flaming Frontier (1926).
[1] It is "credited with reviving interest in what seemed to be a dying form of entertainment" and proved that action sequences could still be done with sound equipment.
He goes on to comment that "Only the dog managed not to fall victim to the natural tendency of actors groomed in the silent film to overplay when thrust into a talkie.