Investigating mail service irregularities near Carson City, Lowrey and his sidekick Arkansas (Arthur Hunnicutt) combat outlaws led by Ed Kendall who threaten to disrupt the region, blending traditional western action with intrigue.
Charles Starrett
Steve Lowrey
Shirley Patterson
Gail Holloway
Arthur Hunnicutt
Arkansas (as Arthur 'Arkansas' Hunnicutt)
Jimmie Davis
Band Leader and Singer Jimmie Davis
Clancy Cooper
Ed Kendall
Davison Clark
Bob Holloway
Minerva Urecal
Widow Humbolt
Edmund Cobb
Sheriff
Ethan Laidlaw
Woods
Art Mix
Henchman Burgess
Come On, Tarzan
From Noon Till Three
Frontier Hellcat
For the Love of Mike
Cyclone on Horseback
Green Grass of Wyoming
Gunslingers
Decision at Sundown
Go West
The Last Hunt
Barbarosa
My Friend Flicka
Under California Stars
The Shakiest Gun in the West
Cemetery Without Crosses
Day of the Outlaw
Return of the Gunfighter
The Westerner
Ramrod
Boss Nigger