Jack Holt, as Horace Winsby, the lead character. Winsby is a millionaire beet sugar king who owns nearly all of California's San Geronimo Valley -- and he has mortgages on what's left over. But he's also a condescending snob who has no mercy for his debtors and that wins him no friends. He even patronizes Patricia Owens, the girl he loves (Eva Novak), and she turns down his marriage proposal.

Jack Holt is Robert Pitt, a wealthy young idler who has just returned home to the States from London. While at a restaurant, he notices pretty Molly Creedon (Sigrid Holmquist). He sees that she has a photograph inscribed "with love" and as a joke, he makes a bet with his pals that he will obtain an autographed picture from the girl within 24 hours. But getting the photo is harder than it seemed at first, and he finally asks a burglar to help him out by stealing it.

In Spain, a band of gypsies poach the deer in a neighboring estate. The gypsy chief, Tser (Harold Truesdale), is murdered in cold blood, and the estate owner Winston Graham (Jack Holt) is blamed. The chief's daughter Mona (Dorothy Revier) is an expert knife-thrower and sets out to avenge her father.

Searching for his wayward brother, saddle tramp Donnegan (Buck Jones) gets in trouble with a bully and is thrown off a freight train

Based on Herman Melville's novel "Moby Dick."

Betty, a blind girl, is the sole "witness" to the murder of a mine owner and whose mistaken testimony convicts Sid Allen her own benefactor. Years later, the adult Betty returns to the mining town, her sight restored. Fearing that she may remember the truth, the real murderer, "Bull" Snide has the girl kidnapped.

Refusing to marry her stepmother's choice, Gail Prim leaves her life of luxury, after cutting her hair, dressing in her butler's clothes and stealing money and jewels from her father's safe. Spending the night in a barn, she introduces herself to the thieves already there as the Oskaloosa Kid, a wanted criminal, and barely escapes their struggle to get her loot. Meanwhile, the real Oskaloosa Kid kills Reginald Paynter and throws Nettie Penning, whom Reginald was trying to seduce, onto the highway.

"The Stranger," an outcast who works in a saloon frequented by Peggy Bowlin, a poor girl suffering through hard times. She finds romance with Larry Darrant and her life begins to improve. They make plans to wed and leave England, but when a convict assaults Peggy, Larry gets involved and accidentally kills him. The Stranger is arrested for the murder, but he refuses to declare his innocence because he doesn't want to destroy Peggy's happiness.

Buck Duane is on the run after killing his father's murderer. He rescues a beautiful young woman from an outlaw, but the outlaw's wife has eyes for the young cowpoke and makes trouble for him.

Veteran serial director George B. Seitz keeps things perpetually on the move in The Great Mail Robbery. Theodore von Eltz stars as Marine lieutenant Donald Macready, assigned by his commanding officer to squelch a train-robbery gang. Going undercover, Macready infiltrates the gang and monitors their every move.