Why Go On Killing?

Anthony Steffen

Steve McDougall

Ida Galli

Judy McDougall

Gemma Cuervo

Pilar Lopez

José Calvo

López

Hugo Blanco

Manuel Lopez

José Torres

Lopez Henchman

Frank Oliveras

Lopez Henchman

Aldo Berti

Gringo

Carlos Hurtado

Rojo

Franco Pesce

Sam

Ignazio Spalla

Rojo

Pasquale Simeoli

Gringo's brother

Willi Colombini

Stelio Candelli

Teniente

Giovanni Ivan Scratuglia

Lopez Henchman

Armando Guarnieri

Andy McDougall

Aysanoa Runachagua

Mexican tracker in cantina

Sergio Sagnotti

Manuel Quintana

Teniente Jerry

Franco Latini

Pedro

Ignazio Leone

Nino Musco

John

Rossana Canghiari

Lopez's Maid (uncredited)

Mauro Mannatrizio

Soldato (uncredited)

Gualtiero Rispoli

Cantina Guest (uncredited)