Bill Tung was a Hong Kong actor who played in what crime-action film series directed by Jackie Chan, Stanley Tong, Benny Chan and Ding Sheng?
Bill Tung: Bill Tung Biu () (March 30, 1933 in Hong Kong — February 22, 2006) was a Hong Kong actor and horse racing commentator. Bill Tung:  Some of his famous roles includes playing Inspector Bill Wong in "Police Story", and playing a wizard in "Ghostly Vixen".
i don't know