There is a real life "Towering Inferno" about a building in South America. My memory does not allow me to recall the details but I believe it was in Sao Paulo. Aluminum wiring in an air conditioning unit started a fire which....

Aha! That second cup of tea woke me slightly.... try contacting the engineering departments of universities. That's where I saw this film. But, be warned, some are gruesome (a few threw up watching the building fire film I mentioned). I saw many "forensic" engineering films while at UNB and I am sure the universities will help you out.

Emergency movies... try the EMO's. They must have training films.