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

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

Tomás Blanco

Peter - Helen's Uncle

Margot Cottens

Mrs. Huerte

Carmen Porcel

Mrs. Patterson

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

Simón Arriaga

Pablo - Garcia's Henchman / Cattle Rustler (uncredited)

Luis Barboo

MacGregor's Henchman (uncredited)

Fernando Bilbao

Aguador (uncredited)

Frank Braña

Murphy's Henchman (uncredited)

Juan Cazalilla

Barman (uncredited)

Álvaro de Luna

Aguador (uncredited)

Tito García

Francisco (uncredited)

Pilar Gómez Ferrer

Ciudadana (uncredited)

Rafael Hernández

Ciudadano (uncredited)

Rufino Inglés

Ciudadano (uncredited)

Ángel Menéndez

Jugador (uncredited)

José Orjas

José Gonzalez (uncredited)

José Riesgo

Comprador de armas (uncredited)

Vicente Roca

Ciudadano (uncredited)

Emilio Rodríguez

Store Customer (uncredited)