OK - I haven't ssen it, but coud it be? She appears 1964 and then vanished for 6 years?
http://hkmdb.com/db/people/view.mhtml?id=3749&display_set=eng

Possibly the intended entry was Wang Yeung 汪洋?

Cast credits in HKFA:
樂蒂 (飾蘇三), 趙雷 (飾王金龍), 顧文宗 (飾王定), 紅薇 (飾老鴇), 朱牧 (飾蘇老八), 楊志卿 (飾沈燕林), 李英 (飾柳子美), 井淼 (飾王琼), 歐陽莎菲 (飾大小姐), 陳雲華 (飾二小姐), 尤光照 (飾王知縣), 高寶樹 (飾皮氏), 王冲 (飾趙昂), 于倩 (客串春錦), 李昆 (飾金哥), 田豐 (飾劉秉義), 蔣光超 (飾崇公道), 張冲 (客串潘必正), 李菁, 張麗珠, 傀芳凝 (即方盈), 黃曼 (客串妓女), 莫愁 (客串妓女), 王蘭 (客串妓女), 汪洋, 李國瑛, 李影, 趙明, 樊梅生, 李紅珠, 江青.

if nobody stops me in 15 days I will remove her from this movie.