Hear classic music from They Were Expendable, 1945, directed by John Ford, with Robert Montgomery, John Wayne, Donna Reed, at TCM The Monkeys Have No Tails in Zamboanga (uncredited) Music adapted from the official march of the Philippine Constabulary Written by by G. Savoca (lyrics) [Sung in the officer's club at the beginning of the movie.] They Were Expendable (1945) Soundtracks. Soundtrack Credits .