The Flaming Signal (1933)

In this action adventure saga, a daredevil pilot must make a forced landing on a tiny South Seas island and finds himself in the midst of a native uprising. They are rebelling against an insensitive, opportunistic, and unscrupulous German trader who has tried to sully the reputation of a beautiful native girl. They are also angry with the other whites on the island who try to control them. The pilot, and his heroic dog Flash, attempt to save a missionary and his daughter. He succeeds in saving the girl, but the other whites are massacred. The dog plays a large part in the rescue.