sentences:  On the basis of his stage performance as Technical Sergeant Evans in the Broadway production of "Command Decision", James Whitmore was contracted to MGM, although Van Johnson played the role in the film.Barry Nelson provided the uncredited radio voice ("Cumquat B-Baker") of B-17 pilot bringing in his bomber after a raid with wounded aboard.MGM bought the rights to William Wister Haines' 1947 novel "Command Decision" at the behest of Clark Gable, who saw in it a starring role for himself.