It is said that Nakahira told Yujiro to act as usual and not to think you are acting in a film ('Legends of Masters, Diary of a Film Reviewer in the Fields' written by Shozo ISHIZAKA, published by Sanichi Shobo).
中平は裕次郎に、いつものようにやれ、映画を撮ってるなんて思うな、と演出したという（石坂昌三著「巨匠たちの伝説映画記者現場日記」三一書房）。