Shamrock and Lucky team up to drive the Tulliver Brothers out of Heldorado.

Al Graham runs a trucking business in Alaska, America’s final frontier which confronts him with washed out bridges, female hitchhikers and mayhem concerning his partner Gerard Mason and his scheming wife.

Chet Kasedon is after the Indians hidden gold mine but Chief Moya will not reveal it's location. He has also hired mining engineers Gale and Mortimer to locate the mine. When Gale sees Kasedon's cruelty to Moya, he switches sides.

In the office of Major Northfield, the quartermaster of the Pacific Coast, a leak has been discovered which may endanger the safety of American transports that are secretly carrying troops across the Pacific. Nara-Nara, a Japanese detective, is assigned to the case because his country has guaranteed safety to these transport ships. Nara-Nara believes that Northfield is guilty, although in reality it is Northfield's secretary Kitty Little, a girl of German ancestry, who is passing information to Dr. Ebell Smith, a German agent. Nara-Nara falls in love with Kitty, but soon after discovers that she is the leak in the quartermaster's office.

U.S. Marshals "Nevada" Jack McKenzie and "Sandy" Hopkins go undercover to bust a gang of stagecoach robbers in this vintage Western serial. Nevada infiltrates the gang, while Sandy works as a cobbler in town, keeping an ear open for local gossip as they try to flush out the inside man tipping off the crooks.

A temperamental film star's vacation turns deadly when he uncovers a murder.

Two ex-cons plan to kill the range rider marshal who sent them to prison and, when their plan fails, join forces with their former boss, a crooked saloon owner who has the same idea.

The boys buy a uranium mine out west, but when they get there they find that it's pretty much worthless. However, the local badmen are distrustful of these new strangers, and when they mistakenly get the impression that the mine is loaded with uranium, they hatch a scheme to get rid of the boys and take over the mine.

In this brutal prison drama a hen-pecked husband is sentenced to prison after getting caught with his hand in the company till. He is sent to a high-rise facility in LA. It seems the fellow was only following the instructions of his domineering, constantly nagging wife who, as soon as he is put away, takes up with a more successful businessman. This causes her new lover's ex-lover to get insanely jealous and kill the conniving wife.

Buck Roberts is leading a wagon train of railroad supplies and Jim Corkle and his henchman Loder are out to stop them by using white men dressed as Indians for the attacks.

Wally and Ray are cousins intent upon getting the fortune of their Scots grandad, an aviation nut. They become mixed-up with the U. S. flying corps and are wafted over the enemy lines in a runaway balloon. Through misunderstanding they are honored as heroes of the enemy forces, and sent back to the U.S. lines to spy. Here they are captured and almost shot, but everything ends happily. Only 20 minutes of this 6 reel comedy are extant.

In this MGM Crime Does Not Pay series short, police go after a fraud operation that stages automobile accidents to collect insurance money.

Frontiersman Kit Carson fights off Indian attacks on the trail to California.

A salmon fisherman has to choose between a bad girl and a society doll.

Crash Corrigan, a recent graduate of Annapolis, and Diana, a go-getting reporter, join Professor Norton for a search for the source of a string of earthquakes, Atlantis. They ride Prof. Norton's rocket submarine searching the sea and little Billy Norton, the professor's son stows away, of course. When they find Atlantis they are caught in a war between peaceful Atlanteans, note their white capes, and war-monging Atlanteans, note their black capes. After many harrowing moments for Crash, Diana, Prof. Norton and Billy, they barely get away with their lives when they escape a tower of Atlantis raised to the surface for the sole purpose of dominating or destroying the Earth (Which one depends on the compliance of the upper world dwellers.)

Celeste de Givray is renowned throughout Europe as the most beautiful and best-dressed model in all Paris. Her press agent DuPont concocts an attention-getting publicity scheme by having Celeste undergo cosmetic surgery, then unveiling her "new" face at a posh fashion show. But thanks to a delay in the surgery, DuPont is forced to hired a substitute for Celeste, a look-alike American girl named Lulu Dooley

A young American has her ship torpedoed by a German U-boat but makes it back to her ancestral home in France, where she witnesses German brutality firsthand.

A young man searches for his brother's killer with the help of a gunfighter, a native woman and a traveling medicine man.

A romantic rivalry among members of a secret society becomes even more tense when one of the men is assigned to carry out an assassination.

Jim Warren, a crook, is married to Norma, but there was a flaw in their marriage papers and he must marry her again to protect their unborn child. He returns home and gives her some money but it has been stolen and she is sent to jail as an accomplice. To get her out, he is forced to marry another woman and Norma, thinking Jim has deserted her marries Phil Powers, and gives birth to Jim's daughter. Years later, Jim meets his daughter in the midst of a blackmail scheme against Norma over her earlier imprisonment. The daughter shoots the blackmailer, and Jim takes the blame.