A man tops his life of crime by getting a job with the Pony Express, where he can get information on shipments of cash and bullion. When the information leads him to a shipment of railroad money, Matt and his assistant are assigned to the case. br br Jim Davis as Matt Clark br Kristine Miller as Margaret Jones br Gregg Palmer as Jack Slade br Elaine Riley as Virginia Slade br Paul Newlan as Jules Beni br George Eldredge as Tom Gorely br Harry Harvey, Jr.