Peter Lee Lawrence
William 'Billy the Kid' Bonney
Fausto Tozzi
Pat Garrett
Dyanik Zurakowska
Helen Tunstill
Gloria Milland
Mrs. Kathleen Bonney
Carlos Casaravilla
Jackson Murphy
Antonio Pica
Mark Travis
Luis Prendes
John Tunstill
Enrique Ávila
Hank - Fort Summer Saloonkeeper
Orlando Baralla
Governor of New Mexico
Francisco Sanz
Peddler
Luis Rivera
Mark Liston
Barta Barri
Rancher - Tunstill's Neighbor
Alfonso Rojas
Paul Powers - Tunstill's Foreman
Luis Induni
Maurice - Travis's Henchman
Milo Quesada
Raul Alonso - Rustler Leader
Miguel Palenzuela
Peter 'Mac' MacGregor
Antonio Molino Rojo
Tom MacGregor
Manuel Alexandre
Manuel Albarca - Gravedigger
Miguel de la Riva
Cavalry Lieutnant
Tomás Blanco
Peter - Helen's Uncle
Margot Cottens
Mrs. Huerte
Carmen Porcel
Mrs. Patterson
Alfredo Santacruz
General
Gonzalo de Esquiroz
Greg - Travis's Henchman
José Canalejas
Jake - Travis's Henchman
Alfonso de la Vega
Hols - Travis's Henchman
Santiago Rivero
Silver City Saloonkeeper
María Isbert
Cotilla
Erasmo Pascual
Erasco Colmenero
Adriano Domínguez
Mario Filippo
Miguel Armario
Ciudadano (uncredited)
Simón Arriaga
Pablo - Garcia's Henchman / Cattle Rustler (uncredited)
Luis Barboo
MacGregor's Henchman (uncredited)
Chiro Bermejo
Bocazas (uncredited)
Fernando Bilbao
Aguador (uncredited)
Frank Braña
Murphy's Henchman (uncredited)
Juan Cazalilla
Barman (uncredited)
Antonio Cintado
Aguador (uncredited)
Álvaro de Luna
Aguador (uncredited)
Tito García
Francisco (uncredited)
Pilar Gómez Ferrer
Ciudadana (uncredited)
Rafael Hernández
Ciudadano (uncredited)
Rufino Inglés
Ciudadano (uncredited)
José Luis Lizalde
Hotelero (uncredited)
Ángel Menéndez
Jugador (uncredited)
Antonio Orengo
Mexican Landowner (uncredited)
José Orjas
José Gonzalez (uncredited)
José Riesgo
Comprador de armas (uncredited)
Vicente Roca
Ciudadano (uncredited)
Emilio Rodríguez
Store Customer (uncredited)
