|Susan Hayward||Leah Fuller|
|Hugh Marlowe||John Fuller|
|Cameron Mitchell||Luke Daly|
|Rita Moreno||Cantina Singer|
|Víctor Manuel Mendoza||Vicente Madariaga|
|Fernando Wagner||Steamboat Captain|
Traveling through Mexico, three American gunslingers -- Hooker, Fiske and Daly -- are approached by the beautiful Leah Fuller . She hires the trio to venture into dangerous territory and bring back her husband, John, who is trapped inside a remote gold mine. While the rewards could be considerable, so are the obstacles that they face to complete their hazardous assignment.