The James Brothers of Missouri

Gene Roth

Marshal Rand [Chs. 10-12]

John Hamilton

Lon Royer [Ch.1]

Edmund Cobb

The Sheriff [Chs. 6-8]

Hank Patterson

Duffy [Ch. 4] / Duffy [11]

Dale Van Sickel

Harry Sharkey / Henry Simpson (Chapters 3-4)

Tom Steele

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