Jesse James

Frank James

Peg Royer

Ace Marlin

Belle Calhoun

Monk Tucker

Marshal Rand [Chs. 10-12]

Lon Royer [Ch.1]

The Sheriff [Chs. 6-8]

Duffy [Ch. 4] / Duffy [11]

Harry Sharkey / Henry Simpson (Chapters 3-4)

Slim, Lanky Royer Employee [Ch.1] / Drake, Lanky Henchman Guarding Simpson [Ch.4] / Henchman Guarding Wagon [Ch.11]

'Brandy' Jones [Chs. 6-7]

Rimrock Citizen

Dutch

Townsman (uncredited)