
When Henry Boone hears his grandfather's stories of his youth as a pioneer and scout, he is gripped by the fires of romance and decides to hunt adventure. Boone finds himself in an airplane carrying a military message to a leader of a revolution in a South American country. He is arrested as a spy but escapes and saves the ruler's daughter from the revolutionaries.

Tom Mix
Kit Carson Boone / Henry Boone

Claire Adams
Juanita Sánchez
Hector V. Sarno
General Sánchez (as Hector Sarno)

Gretchen Hartman
Zita
Dulcie Cooper
Mary Lee
Claude Payton
Córdoba (as Claude Peyton)
Jack Rollens
José Sánchez

Wilbur Higby
Colonel 'Handy' Lee
Robert Klein
Yellow Crow (as Bob Klein)

Catch My Smoke
Catch My Smoke

Singing River
Singing River

The Crusader
The Crusader

Hands Off!
Hands Off!

The Cowboy Kid
The Cowboy Kid

Horseman of the Plains
Horseman of the Plains

The Everlasting Whisper
The Everlasting Whisper

Tom and Jerry
Tom and Jerry

The Terror
The Terror

The Lone Star Ranger
The Lone Star Ranger

Fair Warning
Fair Warning

The Iron Rider
The Iron Rider