- Alex Cord
- Clay McCord
- Arthur Kennedy
- Tuscosa Marshal Roy W. Colby
- Robert Ryan
- New Mexico Gov. Lem Carter
- Enzo Fiermonte
- Dr. Chase
- Renato Romano
- 'Cheap' Charlie
- Franco Lantieri
- Deputy Marshal Butler
- Giampiero Albertini
- Fred Duskin (Clay's partner)
- Mario Brega
- Kraut (boss of Escondido)
- Nicoletta Machiavelli
- Laurinda
- Franco Balducci
- Kraut henchman
- Massimo Sarchielli
- Pete
- Giovanni Ivan Scratuglia
- (as Ivan Scratuglia)
- Spartaco Conversi
- Kraut henchman
- Osiride Pevarello
- Fuzzy
- Fortunato Arena
- Poker player
- Rosa Palomar
- Ruby
- Nello Appodia
- Waiter
- Gianni Baghino
- Man in saloon
- John Bartha
- Townsman
- Fausto Beffa
- Tascosa Saloon Guest
- José Canalejas
- Seminole - Bounty Hunter
- Gene Collins
- Krant Henchman
- Alberto Dell'Acqua
- Ruby's Son
- Ottaviano Dell'Acqua
- Clay as a Boy
- Franco GulÃ
- Old "Criminal"
- Paolo Magalotti
- Sid
- Daniel Martín
- Father Santana
- José Manuel Martín
- El Bailarin
- Antonio Molino Rojo
- Sean
- JoaquÃn Parra
- Sheriff
- Mimmo Poli
- Man in Saloon
- Fikry Ramzy
- Poker Player
- Lorenzo Robledo
- Bounty Hunter
- Claudio Ruffini
- Sheriff in the opening sequence)
- Aldo Sambrell
- Jesús MarÃa
- Francisco Sanz
- Ed - Barber
- Benito Stefanelli
- Telegraph operator
- Pietro Torrisi
- Sheriff in the opening sequence
- Antonio Vico
- Jonas
- Nino Vingelli
- Man in Saloon