Beau Geste (1939)

In the heart of Brandon Abbas, the story of the orphaned Geste brothers - Beau, John, and Digby - unfolds in the shadow of their beloved but financially strained Aunt Patricia Brandon. Sharing the grand estate also with their adopted sibling Isobel Rivers and cousin Augustus Brandon, their lives are steeped in mystery, adventure, and a precious gem - the magnificent "Blue Water" sapphire. Amid the looming threat of bankruptcy and the absence of Sir Hector Brandon, the sapphire stands as the family's final bastion of wealth. A ripple of anticipation sweeps through the household when Sir Hector announces his plan to sell the priceless jewel. The family gathers for a poignant farewell to the sapphire, but a sudden blackout veils the moment, and the Blue Water vanishes. As dawn breaks, a trio of confessions emerge from the Geste brothers, each claiming responsibility for the theft before vanishing into the night, leaving the heartbroken Isobel behind. Abandoning their aristocratic comforts, the brothers find themselves in the harsh embrace of the Foreign Legion, sent to the unforgiving landscapes of North Africa. Beau and Digby fall under the brutal rule of the sadistic Sergeant Markoff at Fort Zinderneuf in the Sahara Desert, separated from their brother John. As the cruel desert sun bares down on them, tensions rise, culminating in a failed mutiny against the ruthless Markoff. Yet, in the ruthless Sahara, they discover that their greatest challenge is not within their ranks, but from the outside. Surrounded by the hostile Tuareg warriors, the beleaguered Legionnaires must put aside their differences and stand shoulder to shoulder to fight for their very lives, their bonds tested in the crucible of the harsh desert and the dark secrets they each carry. Will the Geste brothers survive the onslaught, or will their secrets tear them apart in the merciless heart of the Sahara?

Beau Geste is an adventure movie featuring Gary Cooper and directed by William A. Wellman.

It is possible to buy Beau Geste on Amazon Video.