Don't listen to a blow hard like Reggie Dunlop, he knows about as much about the film business as he does hockey.
Local calgary union for lighting etc.
http://www.iatse212.com/
International Photographers: These are the guys that operate the camera on movies in Western Canada.
http://www.ia669.com/index.php?optio...tpage&Itemid=1
Call both theses unions they can tell you what the requirements are.
I think IA 669 has a training program.