Mary Rutledge arrives from the east, finds her fiance dead, and goes to work at the roulette wheel of Louis Charnalis’ Bella Donna, a rowdy gambling house in San Francisco in the 1850s. She falls in love with miner Carmichael and takes his gold dust at the wheel. She goes after him, Louis goes after her with intent to harm Carmichael.
The European war was only beginning to erupt across national borders. Its titular hero, Johnny Jones, is an American crime reporter dispatched by his New York publisher to put a fresh spin on the drowsy dispatches emanating from overseas, his nose for a good story promptly leading him to the crime of fascism and Nazi Germany’s designs on European conquest In attempting to learn more about a seemingly noble peace effort, Jones who walks into the middle of an assassination, uncovers a spy ring, and, not entirely coincidentally, falls in love.
Gerry and Tom Jeffers are finding married life hard. Tom is an inventor/ architect and there is little money for them to live on. They are about to be thrown out of their apartment when Gerry meets rich businessman being shown around as a prospective tenant. He gives Gerry $700 to start life afresh but Tom refuses to believe her story and they quarrel. Gerry decides the marriage is over and heads to Palm Beach for a quick divorce but Tom has plans to stop her.
Successful movie director John L. Sullivan, convinced he won’t be able to film his ambitious masterpiece until he has suffered, dons a hobo disguise and sets off on a journey, aiming to “know trouble” first-hand. When all he finds is a train ride back to Hollywood and a beautiful blonde companion, he redoubles his efforts, managing to land himself in more trouble than he bargained for when he loses his memory and ends up a prisoner on a chain gang.
One of the last bills signed by President Lincoln authorizes pushing the Union Pacific Railroad across the wilderness to California. But financial opportunist Asa Barrows hopes to profit from obstructing it. Chief troubleshooter Jeff Butler has his hands full fighting Barrows’ agent, gambler Sid Campeau; Campeau’s partner Dick Allen is Jeff’s war buddy and rival suitor for engineer’s daughter Molly Monahan. Who will survive the effort to push the railroad through at any cost?
When legendary hunter Bob Rainsford is shipwrecked on the perilous reefs surrounding a mysterious island, he finds himself the guest of the reclusive and eccentric Count Zaroff. While he is very gracious at first, Zaroff eventually forces Rainsford and two other shipwreck survivors, brother and sister Eve and Martin Towbridge, to participate in a sadistic game of cat and mouse in which they are the prey and he is the hunter.
Fleeing to Dodge City after killing a man in self defence Masterson finds his brother Ed (Harry Lauter) running for sheriff of the town. When Ed is killed by hired guns of the corrupt incumbent Bat is determined to settle the score with violence but he is convinced by the townspeople that the best way to avenge his brother’s death is by taking Ed’s place on the ballot. Bat agrees and wins the election but his new role on the right side of the law will lead him to unexpected confrontations as he finds himself torn between his loyalties to his friends and his duties as sheriff.
When a young South Seas sailor falls overboard, the beautiful daughter of a Polynesian king dives in and saves his life. Thus begins the romance of Johnny and Luana. Though Luana is promised to another man, Johnny whisks her away, and for a brief time the lovers live very happily together. But, when a local volcano threatens their lives, Luana knows that she must sacrifice herself to the volcanic gods in order to save her island.