Title : The Trigger Trio
Genre : Western
Cast : Ray Corrigan (Tucson Smith), Max Terhune (Lullaby Joslin), Ralph Byrd (Larry Smith), Sandra Corday (Ann Evans), Robert Warwick (John Evans), Cornelius Keefe (Tom Brent), Sammy McKim (Mickey Evans), Hal Taliaferro (Henchman Luke), Willie Fung (Ranch Cook), Buck (Buck)
Movie Plot : In this western, the Three Mesquiteers must find a killer and his band after they murder an official from the State Agricultural Service who had come to investigate an outbreak of hoof and mouth disease. The killer is fearful that the official would quarantine his entire herd. Unfortunately for the foolish rancher, if the herd is not isolated, all of his cows and those of his neighbors will die anyway. The heroes are assisted by Buck the clever Great Dane.