Strangely, that's not how things turned out. The whole thing was gripping and well made (though the set was a bit wooden...

A few niggles: it's hard to believe that it would be possible for him to turn round in there... and surely a few whacks with the boot would have been a better solution than fire?
It's interesting that, just for a change, the writers had to actively give the victim a mobile phone... where we've become used to various contrived means of eliminating mobile phones from our horror movies.
8/10