Corporal Allen is shot in the right shoulder when trying to pull Private Hitch down from the wall. Later he wears a bandage on his left shoulder and his left arm in a sling.
Chard is wounded in the neck by a Zulu but by the time the movie ends it has miraculously healed.
Commissary Dalton is shot but there is no blood nor any indication where the wound actually is. He is still walking around at the end looking pale but without any visible dressing.
(In reality he was seriously wounded)
After the final battle there are scores of dead Zulus piled up - but no sign of blood!