Holt of the Secret Service

The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in charge of a legion to combat the Yaqui tribe and protect the land, but when attacked Zorro came to his rescue. Francisco's partner recognized Zorro as the hidalgo Don Diego Vega, then ask him to take over the fighting legion as his alter-ego Zorro.

A US Secret Service agent must go to Hong Kong because of the disappearance of some important documents that carried her former partner in the Korean War. These documents, if they fell into enemy hands, could be very dangerous and cause many more deaths.

A movie serial in 12 chapters: The famous comic strip character is on a mission to protect a secret tunnel passage between China and India.

The 15 chapter story involves the heroine being protected by a shadow with burning eyes. There's also a cloak of invisibility, some hypnotism and a giant octopus added to the mix.

Irrepressible Helen Rhinelander, the daughter of a railroad president. A dastardly villain, Segrue, however, desires not only Helen but also the plans for a new railroad. Happily, Helen's childhood sweetheart, Paul Storm, now an engineer, is right there to protect the damsel-in-distress through the serial's 15 exciting chapters.

Retired lawman Kentucky Wade and his three buddies, Mike Morales, "Dude" Hanford and "Trigger" Benton come to Brimstone and help their friends Larry Munro and his sister, Lucy , in their fight to retain control of Larry's rich ore mine. "Doc" Hardy , as an old friend of Wade's, joins them in their efforts to keep Matt Keeler , the scheming owner of "The Brimstone News", from his efforts to wrest control of Munro's property and mine. Keller employs a legion of henchmen, and sidelines at running runs guns to Red Hatchet and his tribe so they can also get in on the fray against the Munro's and Kentucky and friends.

A gang of land-grabbers tries to prevent safe passage of the Foster Stage Company through frontier territory.

After her parents are brutally murdered in a home invasion, college student Mina learns that her real father is a ruthless warlord who now wants her back. In retaliation, she works alongside British intelligence in order to take him down.

When an unscrupulous banker ruins his family, a young man swears to bring him to justice, so he adopts a new identity, the mysterious Judex, and ominously disguised and sunk into the muddy path of vengeance, punishes the crooks and protects the innocents. (Originally a twelve-part epic serial.)

The tranquility of a small town is marred only by sheriff Tod Shaw's unsuccessful courtship of widow Ellen Benson, a pacifist who can't abide guns and those who use them. But violence descends on Ellen's household willy-nilly when the U.S. President passes through town... and slightly psycho hired assassin John Baron finds the Benson home ideal for an ambush.

Set in Prohibition era Chicago, bootlegger Robbo and his cronies refuse to pay the greedy Guy Gisborne a cut of their profits after Guy shoots mob boss Big Jim and takes over. When Big Jim's daughter, Marian, gives Robbo a large sum, believing he has avenged her father's death, the gangster donates to an orphanage, cementing his reputation as a softhearted hood.

Filmed in the Sierra Nevada mountains near Sonora, California, this Universal serial is Universal's 40th sound-era serial. Eagle Scout Bruce Scott, leader of Martinsville Troop Number One, and his pack sets off in search of lost treasure and finds adventure

Nick Suster, a secret intelligence agent paralyzed by an assassin's bullet, sets out to track down his assailant and in the process, uncovers a major arms-smuggling operation that threatens international security.

Academy Award winner Mira Sorvino, Academy and Golden Globe Award winner Anjelica Huston and Stephen Dorff star in this nail-biting tale of action and intrigue about members of an elite undercover team who race against time to locate the source of a deadly virus threatening the lives of millions of Americans.

The U.S. Secret Service goes after a counterfeiting ring by placing one of its Treasury agents inside a criminal mob.