They Were Expendable A Navy commander fights to prove the battle-worthiness of the PT boat at the start of World War II. Runtime: 135 min Released: 31 Dec 1945 Genre:Drama, War IMDB: 7.2 Starring: Robert Montgomery, John Wayne, Donna Reed Writer: William L. White, Frank Wead, Norman Corwin Director: John Ford, Robert Montgomery Available countries: United States Unlock Your Favorite HBO Movies & Shows in Canada