A young man and his trusty dog go up against a gang of crooks that are building a dam out of shoddy materials, which could collapse and flood the entire valley.

Daredevil flyer David flirts with a waitress. An orphan accidentally takes off in a biplane requiring an aerial rescue. The villain reports a fake robbery and turns the orphan in to welfare workers, but a loyal dog saves the day.

A German Shepherd Dog and the people he loves are entangled in World War One.

Two men are rivals for the same girl. When she finally agrees to marry one, the other--appearing to be magnanimous in defeat--presents his former rival with a beautiful German Shepherd dog as a wedding present. It turns out, however, that he had an ulterior motive--he had trained the pooch to allow absolutely no one to get near the young woman. Complications ensue.

A loyal German Shepherd dog follows his master to the French front in World War One.

A pilot and his dog crash-land on an island run by a psycho who owns a motel--and most of the locals.

The Three Mesquiteers are forced to track down a train robbery ring after some of the gang hijack their truck for a getaway and the police conclude they are part of the gang, an identification which is just fine with the gang's nameless chief.

Gray plays a reporter trying to unravel a murder involving organized crime. Lorraine plays the heroine.