Cast credits of VISA TO HELL with missing names (you find them all in the HKFA):

http://hkmdb.com/db/movies/image_detail ... ay_set=eng

Updated cast with names in the hkmdb and added 4 images:

http://hkmdb.com/db/movies/images.mhtml ... ay_set=eng

The first unknown is also in Tian Zhuang A Ge (1983) and the second one looks very familiar, he appears in scenes shot in Hong Kong.

Added.

Thank you.

ID of one of my 2 unknowns as Aan Chiu-Hung.

Added Lan Shin-Chie also to YELLOW RAIN.