Marcel Bozzuffi

as Lucky Luke (voice)

Pierre Trabaud

as Joe Dalton (voice)

Jacques Balutin

as William Dalton / Un parieur (voice)

Jacques Jouanneau

as Jack Dalton (voice)

Jean Berger

as Jolly Jumper (voice)

Pierre Tornade

as Averell Dalton / Un parieur (voice)

Roger Carel

as Le croquemort / Le vautour / Le lieutenant de cavalerie / Le capitaine de cavalerie / Le vieux (voice)

Jacques Fabbri

as Le maire (voice)

Jacques Legras

as Le guichetier de la banque (voice)

Claude Dasset

as Le chef indien (voice)

Jacques Bodoin

as Clem (voice)

Georges Atlas

as Le barman (voice)

André Le Gall

Jacques Hilling

as Le rédacteur en chef / Le sergent de cavalerie (voice)

Rosy Varte

as Lulu Carabine (voice)

Denise Bosc

as Betsy (voice)

Helge Kjærulff-Schmidt

Gérard Rinaldi

as Le chanteur de Quadrille (voice)

Nicole Croisille

as Lulu Carabine (song)

Rich Little

Pat Woods

as Le chanteur de ballade (voice) (uncredited)