The Lone Defender (1930)
Overview : A prospector is murdered by The Cactus Kid and his gang, who hope to find the murdered man's goldmine. The miner's dog, Rin-Tin-Tin, recognizes the killers, who thereafter seek to use the dog to locate the lost mine. With the help of a government agent and a young girl, Rinty saves the mine and brings the bad guys to justice.
Release Date : March 4, 1930
Runtime : 217m
Genre : Action
Companies : Mascot Pictures
Countries : United States of America
Keywords : german shepherd, movie serial, dog hero