Aircraft are being shot down by a large black plane with a big "X" painted on the wing. The chief suspects are invited for the weekend to an old dark mansion.

Chandu consults his crystal ball and sees that Nadji, Princess of Egypt, is in danger. She is about to be sacrificed by the black magic cult of Ubasti. Headed for the magic island of Lemuria, he is shipwrecked , washed ashore and captured. He becomes invisible, escapes and after numerous detours is able to rescue the princess.

When Brent Halston returns he finds his father in an insane asylum and Wilton about to foreclose on their ranch and bring sheep onto the cattle range. When Wilton kills a rancher, Brent is blamed and jailed. Escaping jail he gets Ware to confess that he payed to have Halston committed. He then gets unexpected help from Ethel Gordon when Wilton tries to foreclose.

Riding toward Santa Fe, Tom Crenshaw shoots a bushwhacker who has killed Dad Bates from ambush. Discovering a money belt on Bates, Tom carries it to town, along with a letter he finds in the pocket of the killer, which offers him the means of identifying either of the dead men. In town, Tom has a run-in with gunman One-Shot Morgan and one of Morgan's henchmen sees Tom with the money belt. Tom poses as the renegade who did the killing and is accepted by Morgan and his gang. Tom's plan is working until one of the gang who knew the killer shows up and denounces him as an impostor.

A sharpshooter in a traveling sideshow is falsely accused of murdering a local miner.

Edward Everett Horton and Ruth Dwyer are in love and expect to get married as soon as one of them mentions it to the other. In the meantime, Lolita Lee accepts Horton's proposal, which he doesn't recall making, and Miss Dwyer is invited to be a bridesmaid. So he tells Miss Dwyer that it's Stanley Taylor she's marrying, and hopes no one spills the beans before Taylor shows up in a false beard to spike the proceedings.

Cameraman Eddie is sent to photograph a socialite at a private lecture on morals. The young woman's guardian will have none of it however, and Eddie resorts to a number of deceptions in order to get a picture.

In this two-reel comedy, Edward Everett Horton is the pampered scion of a family, raised by a couple of prissy aunts. He does card tricks. Through various machinations, he winds up running a saloon out west, where he charms one of the two tough guys in town by taking away his tie and fixing a bow tie to him; the other, Jack Curtis, he bests at poker "for keeps!" and wins the heart of local good girl Violet Bird.

Despite his fear of horses, Eddie Hamilton takes part in a fox hunt, in order to impress the daughter of his host, Colonel Calhoun.

Eddie and his wife rent a boat and plan a relaxing weekend fishing. Unfortunately, her mother and bratty kid brother show up and insist on coming along, sending relaxation right to the bottom of the ocean.

Edward Everett Horton is scheduled to go on a date with Duane Thompson. She, being only 25, is a schoolgirl at Aileen Manning's girl's school. Horton becomes trapped in the school, trying to avoid headmistress and cops.

Eddie, a prim store salesman, gets locked in overnight and battles hoodlums.

On the mystic island of Lemuria, the cult of Ubasti seek the Egyptian Princess Nadji to sacrifice so that their goddess Ossana, whose soul resides in Nadji's body, may be resurrected by Black Magic. Nadji is located in the Far East port of Suva, but shielded by the White Magical powers of Frank Chandler, an American raised by Eastern mystics who is also known as Chandu. When Chandu takes a voyage alone, however, the evil Voice of Ubasti is able to magically spirit her to Lemuria, where Black Magic reigns supreme. Chandu sets out in pursuit with his sister Dorothy, niece Betty and nephew Bob; but, shipwrecked on the magic island, Chandu finds his family also held prisoner for sacrifice while he is plunged into an endless maze of caverns beneath the evil temple, where both his mortal and magical strength seem rendered useless.

Buck Bonner, posing as the recently deceased Morning Glory Kid, is sent to round up the Mort Ringer gang. Buck finds Ringer and joins up with his gang. But he is in trouble when Slim and Bud who buried the Kid arrive and expose him as a Marshal.

A cowboy goes after cattle rustlers he finds changing brands.

Henry Burrows, timid, white-collar worker for the firm of Rankin and Phillips, returns to his bachelor apartment to discover Joan Rankin, whom he does not know, hiding there. She feigns illness, Henry goes for a doctor and returns to find that a gangster has been murdered on his doorstep and the police think he is implicated. They inform him that the gangster's moll, Constance, has escaped. Henry thinks they are talking about Joan.

A stallion known as "The Black" is the leader of a band of wild horses. A cowboy is determined to capture and break him.

Hanson is using Bobby's carrier pigeons to receive messages. His man Slim shoots them down before they reach Bobby. When Slim is injured, Ranger Daniels posing as a drunk gets the job. He misses the next pigeon on purpose and gets the message from Bobby. But his identity has now become known and the gang rides to get him.

Speedy loses his job as a soda jerk, then spends the day with his girl at Coney Island. He then becomes a cab driver and delivers Babe Ruth to Yankee Stadium, where he stays to see the game. When the railroad tries to run the last horse-drawn trolley (operated by his girl's grandfather) out of business, Speedy organizes the neighborhood old-timers to thwart their scheme.

A rodeo rider works himself into two different 'gangs' in order to end a range war over.

A United States marshal uncovers a plot to steal the valuable gold-laden property of ranchers.

Mary Brooks' father, who has been studying ancient tribes, falls into the hands of "the people of Zar, god of the Emerald Fingers." Tarzan helps Mary locate her father, rescues everyone from the High Priest of Zar, and takes Mary to his cave.

As was common in Diaz's Mexico, a young hacienda worker finds his betrothed imprisoned and his life threatened by his master for confronting a hacienda guest for raping the girl. This film is the first of several attempts to make a feature-length motion picture out of the 200,000-plus feet of film shot by Sergei Eisenstein, on photographic expedition in Mexico during 1931-32 for Upton Sinclair and a cadre of private American producer-investors. Silent with music and English intertitles.

During his adventure in Mexico, Sergei Eisenstein made footage of a Mexican "Death Day" celebration for inclusion in his "Que Viva Mexico!" film project. When the 200,000-plus feet of film he eventually exposed in Mexico was first attempted to be made into a feature film, "Thunder Over Mexico", the producers excluded the Death Day material for subsequent compilation as an independent short subject. Silent with music track and explanatory English intertitles.

A young girl named Burma attends a beach party with her boyfriend and after she smokes marijuana with a bunch of other girls, she gets pregnant and another girl drowns while skinny dipping in the ocean. Burma and her boyfriend go to work for the pusher in order to make money so they can get married. However, during a drug deal her boyfriend is killed leaving Burma to fend for herself. Burma then becomes a major narcotics pusher in her own right after giving up her baby for adoption.

A gentle botany student has to toughen up to replace his father as chief of police.

A cowboy and a wild horse find they have some things in common: both have enemies out to get them and both must save their mates from danger.

Carpathian Count Alucard is invited to the U.S. by a young heiress. Her boyfriend and local officials are suspicious of the newcomer, who is interested in the "virile" soil of the new world.

Private detective 'Duke' Martindale and his wife, Phyllis, an attorney, are working together to clear a girl falsely convicted of murdering a judge. Two people who know the truth are killed and 'Duke' Is shot at. Despite some interference by Police-Sergeant Brent, and a dangerous automobile chase and 'Duke' and Phyllis finding themselves prisoners of the real murderers, the case is solved.

When attacked by two dogs, Joe Gilmore leaves them on the desert to die. Later one of the dogs saves John Blake from drowning. Men arrive claiming the dog is killing their chickens. They want to kill the dog but John convinces them the dog's fate should be determined by a trial.