Richard Harrison as Jeff Walker

Fernando Sancho as Pedro Ramirez

Gloria Milland as Louise Walker

Claudio Undari as Chris Walker

Miguel Palenzuela as Brad Walker

Gloria Fernán Osuna as Susannah Westfall

Luis Induni as Westfall

Carlos Romero Marchent as Charlie

José Manuel Martín as Richard

José Truchado as Palmer

Francisco Sanz as Juez Klem

Alfonso Rojas as Grayson

Emilio Rodríguez as Comisario Merrill

Pablito Alonso as Brad de niño

Aldo Sambrell as Palmer Henchman

Gaspar 'Indio' González as Palmer Henchman

Ricardo Rodríguez as Palmer Henchman