陳威龍
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng
Please pay attention to title: A dancing Boy....
and
陳偉龍;
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng
who plays a dance instructor

I think that cast members should not be merged if there are no images (or sites) that prove those merges. I think we should wait to see if anybody can see both movies.