Marcello Mastroianni as George A. Custer

Catherine Deneuve as Marie-Hélène de Boismonfrais

Michel Piccoli as Buffalo Bill

Philippe Noiret as Gen. Terry

Ugo Tognazzi as Mitch

Paolo Villaggio as The CIA agent

Serge Reggiani as The Mad Indian

Alain Cuny as Sitting Bull

Marco Ferreri as The Reporter (uncredited)

Franco Fabrizi as Tom (as Franco Fabrizzi)

Franca Bettoia as Rayon de Lune (as Franca Bettoja)

Daniele Dublino as Government Official

Darry Cowl as Maj. Archibald

Monique Chaumette as Sister Lucie

Jacques Robiolles as

Gianmarco Tognazzi as Figlio di Mitch e Raggio di Luna

Henri Piccoli as Sitting Bull's Father

Gianmarco Tognazzi as Figlio di Mitch e Raggio di Luna (uncredited)

Bertrand Tavernier as Un homme du pouvoir (uncredited)