Beau Ideal

Beau Ideal is a 1931 American PreCode adventure film directed by Herbert Brenon and released by RKO Radio Pictures. The film was based on the adventure novel, Beau Ideal by P. C. Wren, the third novel in a series of five novels based around the same characters. Brenon had directed the first in the series, Beau Geste, which was a very successful silent film in 1926. The screenplay was adapted from Wrens novel by Paul Schofield, who had also written the screenplay for the 1926 Beau Geste, with contributions from Elizabeth Meehan and Marie Halvey.

The last two surviving members of a French Foreign Legion detachment, who know each other as Smith and Brown, are consigned to a grain pit in the desert to die slowly. As they await death the two soldiers eventually realize that they were childhood friends, John Geste Ralph Forbes and Otis Madison Lester Vail, respectively.Once they recognize one another, they have a series of flashbacks to their boyhood friendship in England. These memories are followed by Otis memory of his return to England and discovery that John has joined the French Foreign Legion. While in England, Otis also learns that Isobel Landon Loretta Young, who he is enamored with, is betrothed to John. Despite his feelings for her, he vows to follow John to Africa and return him to England. He makes arrangements and leaves for the dark continent. ........

Source: Wikipedia