Best movies like The Adventures of Smilin' Jack

A man tries to redeem himself after ducking out on his comrades before the fatal attack.

Lady scientist, Hilary Parker is searching for a rare drug to help combat polio. Opportunist Bruce Edwards joins the quest but is actually after gold and buried treasure.

This 13 chapter serial is based on the comic strip character Ace Drummond created by Eddie Rickenbacker. Ace is a 'G-Man of the sky' working out of Washington D.C. He is sent to Mongolia to find out why a mysterious villain known only as 'The Dragon' is trying to prevent the newly formed International Airways from setting up an airport there. Ace meets Peggy Trainor (Jean Rogers) who is searching for her archaeologist father who has disappeared. Together they search for answers to the puzzles.

Three earthlings visit the planet Mongo to thwart the evil schemes of Emperor Ming the Merciless.

Panic arises among Allied POWs aboard a Japanese freighter when they learn that the ship is actually a decoy target for American submarines on night patrol. The prisoners unite and attack their Japanese captors just as an American sub surfaces and, not knowing the prisoners are aboard, prepares to torpedo the ship.

Based on a successful comic book that began in 1941, the Blackhawks were seven flyers who banded together during WW II to fight the Nazis. After the war, they continued to fight evil where ever they find it. In this movie, they are battling a group of spies and saboteurs bent on destroying democracy. The Blackhawks foil a succession of plots, with a cliff hanger ending in each episode.

American, Chinese and Australian agents join forces to stop the Nazis from obtaining the formula for synthetic fuel.

A young mechanic gets a job with a small airline, which he helps win a mail contract. A rival airline plots to destroy it in order to get the contracts for itself.

Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the treacherous sabotage leader codenamed The Mask.

Hop Harrigan, a top Air Corps pilot, leaves the military and he and his mechanic, Tank Tinker, open up a small charter air service. They are hired to fly an inventor, Dr. Tabor, to his secret laboratory, where he is working on a new and powerful energy machine. However, a mysterious villain named The Chief Pilot is determined to have the new energy machine for his own purposes and kidnaps Dr. Tabor.

An intrepid radio reporter sets out to track down and expose Nazi agents.

Four flying G-Men protect America against enemy spies; one of the four assumes the identity of The Black Falcon, to befuddle the saboteurs even further.

Dick Tracy's foe for this serial is the crime boss and Masked Mystery Villain The Spider/The Lame One and his Spider Ring. In the process of various crimes, including using his Flying wing and sound weapon to destroy the Bay Bridge in San Francisco and stealing an experimental "Speed Plane", the Spider captures Dick Tracy's brother, Gordon. The Spider's minion, Dr. Moloch, performs a brain operation on Gordon Tracy to turn him evil, making him secretly part of the Spider Ring and so turning brother against brother.

The heirs of Anton Benson are searching Bensonhurst for hidden gold; they are joined by a reporter, a gangster...and a masked fiend known as The Iron Claw.

Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.

An American astronomer living on a Pacific island attempts to thwart the Japanese during WWII.

Filled from front to back with stock footage taken from the Columbia serials "The Phantom-1943" and, primarily, "The Desert Hawk-1944", with John Hart and the always-dull Rick Vallin making less-than-adequate substitutes for Tom Tyler and Gilbert Roland, this Sam Katzman "production" finds the mighty jungle avenger and legendary Captain Africa - A "Phantom" rip-off that side-stepped the need to pay King Features another fee for using the character - pledging to see that the legitimate Arabian caliph, Hamid, is restored to the throne which a tyrannical rival has usurped. He is joined in this enterprise by adventurer Ted Arnold, wild-animal trapper Nat Coleman, and his assistant Omar and, to cover all bases

Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researcher come looking for him. Adventure ensues.

Steve Gordon, an American agent posing as a black market operator, is in Tangier on a mission to stop the plans of three atomic-scientists who are there to pool their secrets and sell them in a package to the Communists.

In this espionage movie, set in Washington during WW II, the daughter of an ex-senator has become a dress model. She is approached by an American counter-espionage agent who offers her a chance to serve her country. The carefree son of a naval official receives a similar offer. He is asked to secure secret Naval plans. Unbeknownst to them, the man they work for is actually a Nazi spy. The two dupes finally figure it out, and the spy kidnaps them. Somehow they escape and break up the spy ring.

Jesse James returns to Missouri, and he and brother Frank come to the aid of a young woman who owns a gold mine. Her father was murdered and she took over the mine, and now the villains who killed her father are trying to drive her out of the mine so they can take it over.

A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.

An adventure serial presented in 12 chapters. Inventor Thomas Edmunds uses a super plane, 'The Phantom,' to protect his new anti-gravity invention, the Contragrav, from theft.

The manager of The Big Circus plots to marry the owner's daughter and gain control of the outfit.

American naval forces are using a port in Iceland as a base for anti-submarine patrols to protect North Atlantic convoys from Nazi subs. The Nazis send undercover agents into the port in a scheme to blow up the entrance to the harbor and keep the patrols blocked in. The officers in charge of the patrols have to find the spies and stop them before they achieve their objective.

Reporter Brenda Starr (Joan Woodbury) and her photographer Chuck Allen (Syd Saylor) get involved in a search for the loot from a payroll robbery. Cliffhanging action and adventure and a fair amount of comic relief follow them at every turn.

From the Universal synopsis: Retired Inspector Blake of Scotland Yard learns that Lord Blanton has acquired the sacred "Love Ring"---a cursed jewel that has brought grief to its previous owners. Prince Darius seeks to obtain the ring, and the mummy of a princess of an ancient country to return them to his homeland.

Marine Sergeant James O'Hearn is being tried at the San Diego Marine base for desertion, theft, scandalous conduct and destruction of property in time of war. He refuses to testify or plead guilty or not guilty to the charges. Showgirl Ginger Martin takes the stand against his protest. She testifies O'Hearn won't talk because he is protecting the name of his pal, Marine Private Davey White. Ginger tells how she, broke and stranded, met the two marines in Shanghai two weeks before Pearl Harbor.

The film tells the story of Chinese guerrillas fighting for the Allied cause in Burma during Early in World War II, Chungking schoolteacher Lin Yang is recruited to help with the dangerous mission of protecting the Allied supply line from Burma into China. In spite of the danger involved, her determination to help is strengthened when one of her young students is killed in a Japanese air raid. Some time later, she is part of a group of Allied representatives departing from Lashio, on a bus traveling the Burma Road back to China. A bridge outage forces them to spend the night in a monastery along the way, and during the night they watch in horror as a supply convoy of trucks is bombed by Japanese planes. The timing and accuracy of the raid brings them to realize that either one of their group, or perhaps the priest in the monastery, is really an enemy agent

A Nazi spy ring is after a chemical formula that increases the power of ordinary gasoline for U.S. Army aviation use. Two U.S. chemical companies are developing the formula, with each working on half for security purposes. The spies get half the formula and know that either of two chemists, Robert Norton or Tom Fielding, knows the rest. They capture Fielding, through a ruse by gang member Linda Pavlo, and threaten the life of his sister Nancy and his mother if he does not give them the formula. To protect his friend Fielding, who does know the formula and is engaged to Nancy, Tom pretends to know the secret and boards the Dawn Express plane with the spy leader and his gang.

A U.S. pilot undergoes plastic surgery and drops into Japan to get a captive scientist's (Marc Cramer) atomic secrets.

Scientist-explorer David Lynd leaves wealthy bride-to-be June Claymore at the altar to join photographer Andy Parker and British secret service agent Leo Marzeli in search of rare minerals. They soon run afoul of crooked trader Tagani, who's been busily stockpiling weapons in the hills on behalf of his Nazi partners.

A 20 part 2-reel Western film serial.

A villain named Marlof attempts to set up secret missile bases inside Canada so he can launch missiles at the U.S. The Canadian Mounted Police dispatch agents to try to stop him.

During World War I, German spies will stop at nothing to spy on the allied war plans stored at Gibraltar.