1. King of the Congo
An Air Force captain is assigned to find some missing top-secret microfilm.
2. The Hope Diamond Mystery
The true story of Lord Francis Hope who inherits the Hope Diamond and marries showgirl May Yohe. Lord Francis Hope gambles away the family fortune and May Yohe leaves him. Another suspected curse of owning the Hope Diamond.
3. Casanova
With a reputation for seducing members of the opposite sex, regardless of their marital status, a notorious womanizer discovers a beauty who seems impervious to his charms. However, as he continues to pursue the indifferent lady, he finds himself falling in love.
It has an average vote of 6.4 on TMDB.
4. The Seven Pearls
(The Seven Pearls)
5. Hurricane Hutch
Story concerns a paper mill, a mortgage and the struggle to obtain the lost formula for making paper from seaweed. Star is given opportunity to introduce many daredevil features.
It has an average vote of 6 on TMDB.
6. Flash Gordon
Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth. Luckily, heroic young Flash Gordon is on hand to lead an investigative mission into outer space and onto the speedily approaching planet. There, he and his best girl, Dale, who is along for the ride, learn that Ming, the devious ruler of Mongo, has purposely put the planet on a collision course with Earth, and only Flash can stop him.
It has an average vote of 6.3 on TMDB.
7. Dr. Mabuse, the Gambler (Dr. Mabuse, der Spieler)
Dr. Mabuse and his organization of criminals are in the process of completing their latest scheme, a theft of information that will allow Mabuse to make huge profits on the stock exchange. Afterwards, Mabuse disguises himself and attends the Folies Bergères show, where Cara Carozza, the main attraction of the show, passes him information on Mabuse's next intended victim, the young millionaire Edgar Hull. Mabuse then uses psychic manipulation to lure Hull into a card game where he loses heavily. When Police Commissioner von Wenk begins an investigation of this mysterious crime spree, he has little to go on, and he needs to find someone who can help him.
It has an average vote of 7.644 on TMDB.
8. The Adventures of Frank Merriwell
A 12-episode serial in which scholastic sports star Frank Merriwell leaves school to search for his missing father. His adventures involve a mysterious inscription on a ring, buried treasure, kidnaping and Indian raids. He saves his father and returns to school just in time to win a decisive baseball game with his remarkable pitching and hitting.
It has an average vote of 4 on TMDB.
9. Fisher
In the small town of Eden, Tennessee, a neglected and naive teenage girl named Clara Banks has made a habit of deceiving people online for gifts, a gambit known as "catfishing." She thinks it's all fun and games until she hooks the attention of the wrong person. A short time later, events set into motion spiral out of control as someone begins stalking Clara and her friends. As the consequences of her actions return to haunt her, twisted messages start showing up at Clara's home, causing her to fear for her life. Will she ever feel safe again now that the evil has come knocking?
It has an average vote of 2.5 on TMDB.
10. The Crimson Ghost
A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit all electrical current on the planet.
It has an average vote of 4.8 on TMDB.
11. The Secret Code
A superhero known as The Black Commando battles Nazi agents who use explosive gases and artificial lightning to sabotage the war effort.
It has an average vote of 4.8 on TMDB.
12. Darkest Africa
A 15-episode serial in which Beatty goes to darkest Africa to rescue the Goddess of Joba, who is being held by the high priest.
It has an average vote of 7.2 on TMDB.
13. The Sea Hound
Columbia's 34th serial production starring Buster Crabbe, the Serial King himself
It has an average vote of 5.8 on TMDB.
14. The Adventures of Tarzan
Tarzan spurns the love of La, Queen of Opar. When he isn't trying to keep the Bolshevik Rokoff and Clayton from reaching Opar, he is attacked simultaneously by two lions, dropped into a pit when a volcano splits the ground, nearly sacrificed by sun worshipers, and so on.
It has an average vote of 5.8 on TMDB.
15. The Broken Coin
A movie serial directed by Francis Ford.
It has an average vote of 6 on TMDB.
16. Bruce Gentry
Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origin of a deadly secret weapon---an electronically controlled flying disc which can be directed at moving or stationary targets. The disc was master-minded by an enemy agent known only as "The Recorder" because...he speaks entirely via recordings. Aided by rancher Frank Farrell and his sister Juanita "Nita" Hodges, Gentry consistently foils "The Recorders" schemes, which are carried out by "The Recorder's" henchmen, Krendon, Allen and Chandler, including an attack on the Panama Canal.
It has an average vote of 8 on TMDB.
17. The Black Secret
Adventures of an American Secret Service-girl in search of an important German secret during the war.
18. The Adventures of Robinson Crusoe
An 18-part silent American adventure film serial now considered to be lost. Chapter Titles: 1. The Sea Raiders 2. Shipwrecked 3. The Cannibals' Captives 4. Hidden Gold 5. The Ship of Despair 6. Friday's Faith 7. The Swamp of Terror 8. Marooned 9. The Jaguar Trap 10. A Prisoner of the Sun 11. No Greater Love 12. The Island of Happiness 13. The Sword of Courage 14. The Buccaneers 15. The Jolly Roger 16. The Idol's Bride 17. When the Heart Calls 18. Back to the Primitive
It has an average vote of 6 on TMDB.
19. Nightmare Alley
Stanton Carlisle joins a seedy carnival, working with "Mademoiselle Zeena" and her alcoholic husband, Pete.
It has an average vote of 7.1 on TMDB.
20. The Phantom
Two expeditions are trying to reach the Lost City of Zoloz -- one headed by Professor Davidson, a scientist who wants to establish an archaeological site, and the other by a greedy treasure hunter who wants to keep the fabled treasures of the city for himself. An agent of a foreign power also wants to establish a secret airbase there, so he stirs up the natives against The Phantom, who has been able to get them to stay peaceful so far. When The Phantom is murdered, his son takes his place and sets out to restore peace to the jungle and stop the agents' and the treasure hunters' nefarious plans.
It has an average vote of 6.222 on TMDB.