Gary Cooper enacts the title role with quiet magnificence in this superb adventure tale loaded with drama, action, and mystery. The film opens with a relief column of Legionnaires crossing the desert dunes to Fort Zinderneuf. The fort seems strangely silent and a bugler is sent to
investigate. He finds all inside the fort dead, and notices a sergeant on the parapet in whose hand is a note confessing to the theft of a fabulous gem called "the Blue Water." When the column enters the fort, the body of the sergeant is gone. Next the troops hear shots outside the fort and pursue
what they think are tribal invaders. The fort suddenly erupts into flames, setting off the a...