The arrival of the telegraph put Pony Express riders like John Blair and his pal Smoky out of work. A race will decide whether they or stageline owner Drake get the government mail contract.

John Wayne
as John Blair

Phyllis Fraser
as Barbara Forsythe

Lew Kelly
as Rocky O'Brien

Douglas Cosgrove
as Cal Drake

Lane Chandler
as Larry Adams

Sam Flint
as Dr. William Forsythe

Bob Kortman
as Henchman Cherokee Joe

Ed Cassidy
as Mr. Dodge

Jon Hall
as Jim

Yakima Canutt
as (uncredited)
CinemaSerf
Just what the lawless West needed - a US Government race, with $25,000 to the winner, for the company that can deliver the mail the quickest. That's just the tonic John Wayne and Larry Adams need as the business they recent paid "Cal Drake" through the nose for is already suffering from the decline ...