 When studio execs first saw the dailies, they complained to  Robert Altman (I) (qv) that the soldiers looked dirty compared to  the soldiers in _Tora! Tora! Tora! (1970)_ (qv) and  _Patton (1970)_ (qv). Altman replied that soldiers in war are dirty.  The next day the execs told the producers of those two films to make  their soldiers look dirtier.