Entertaining and amusing picture contains a silly plot , Western action , shootouts , twists , turns and bits of campy and refreshing humor in ironical style . It's an improbable blending of standard Zapata Western , comedy with tongue-in-cheek and holds a combination of humor , pathos , comic book style action , and political commentary about ¨Revolution¨. It deals with Dan Casey O'Hara (John Richardson) , an adventurer who arrives in a South American country , Guayanas , with dark purports and meantime he falls for two beautiful women (Gloria Milland , Evi Marandi) . Casey is a rogue thief who often uses loudspeakers and other electronic artifacts to deceive his enemies . Later on , Dan kills a henchman (Luis Induni) of the nasty tyrant called Villarda (Eduardo Fajardo) and he is incarcerated by an astute commissioner (Emilio RodrÑguez) . In prison he meets the sympathetic prisoner , Lobo (Fernando Sancho), who is a revolutionary leader . Dan then escapes and after that , he and his