A Mexican-revolution yarn, filmed in Italy by spaghetti Western maven Sergio Leone. James Coburn is top-billed as John H. Mallory, an Irish soldier of fortune with a penchant for explosives. Rod Steiger plays Juan Miranda, another mercenary who wants to utilize Mallory's specialty to blast into a bank. Despite his avaricious intentions, Miranda becomes a hero when the hole he blows in the bank wall frees dozens of political prisoners.