The Devil Horse

Yakima Canutt

Dave Carson

Gladys McConnell

Marion Morrow

Bob Kortman

Prowling Wolf (as Robert Kortman)

Roy Clements

Major Morrow

Fred Jackman Jr.

Young Dave (as Master Fred Jackman)

Rex

The Devil Horse (as Rex - King of Horses)

Lady the Horse

Lady, A Silver Mare

The Killer

A Black and White [horse]