Jaws of Steel (1927)

"For the Love of a Child and to Avenge a Friend! -A Mystery Melodrama of the Gold Fields"

Our doggy hero is abandoned in the desert while in pup-hood. Upon reaching maturity, Tin Tin has undeservedly earned the reputation as a killer canine. Thus, the human characters spend most of their time hunting down the dog in hopes of collecting a huge bounty.