Brett Halsey as Bill Kiowa

Bud Spencer as O'Bannion

Wayde Preston as Jeff Milton

Jeff Cameron as Moreno

Franco Borelli as Bunny Fox

Dana Ghia as Mirana Kiowa

Teodoro Corrà as Gun Seller

Victoriano Gazzarra as Gambler

Aldo Marianecci as Barber

Michele Borelli as Prison Director

Umberto Di Grazia as Second in command

Franco Pechini as Prison director

Nazzareno Natale as Comanchero

William Berger as Francis 'Colt' Moran

Tatsuya Nakadai as James Elfego

Remo Capitani as Publican (uncredited)

Lina Franchi as Bunny Fox's Girlfriend (uncredited)

Giglio Gigli as One of Elfegos Men (uncredited)

Franco Gulà as Old Man in Saloon (uncredited)

Riccardo Petrazzi as Comanchero (uncredited)

Renzo Pevarello as Comanchero (uncredited)

Aysanoa Runachagua as Comanchero (uncredited)

Pietro Torrisi as Bill (uncredited)

Rinaldo Zamperla as Comanchero (uncredited)