Two brothers are separated when young. One becomes the pony express rider Clint Knox and the other the outlaw Ace Carter.
Hoot Gibson
as Clint Knox
Rex Lease
as Asa Knox aka Ace Carter
Marion Shilling
as Mary Christman
Adam Goodman
as Windy Harper
Nina Guilbert
as Mrs. Martha Knox
Earl Dwire
as George Christman
Phil Dunham
as St. Joseph Reporter
Robert McKenzie
as Judge Beasley
Steve Clark
as John Knox (as Steve Clarke)
