A desperately short-staffed cavalry outpost must try to stop an Indian invasion.

Fort Apache: a cavalry officer's by-the-book tactics and ignorance of the western frontier cause him to lead his men into a fatal Apache ambush. The searchers: a Civil War veteran spends five years on the trail of a Comanche raiding party that kidnapped his dead brother's daughter. Rio Bravo: a Texas border sheriff fights off hired gunmen to keep a murderer in custody. The cowboys: a rancher is deserted by his regular cattle drivers for the gold...