Onder andere met: Anthony Steffen (Garringo), Peter Lee Lawrence (Johnny), Solvi Stubing (Julie), José Bódalo (Sheriff), Raf Baldassarre (Damon), Luis Barboo , Frank Braña (Bill), Luis Marín , Luis Induni (Doctor Grayson), Barta Barri (Wilson), Alfonso Rojas , Xan das Bolas (Telegrapher), Tito García (Ted), Guillermo Méndez (Johnny's henchman), Antonio Molino Rojo (Harriman), Mario Morales , Lorenzo Robledo (Deputy sheriff), Carlos Romero Marchent (Young cowboy), Rossana Rovere (Sarah), María Salerno (Nancy Grayson (as Marta Monterrey))