When the truck crashes off the cliff, it explodes, but later it shows no sign of having been on fire.
In the version released as "Spill", when the truck driver crashes his rig and runs off the road, you see him climbing out the drivers side door, and he is using the exhaust pipe to aid in hs escape, there is no way he would be able to hold onto its exhaust pipe. It would be way too hot to touch.
At about 13 mins, Alex visibly pushes himself up onto the hood of the car that's "hitting" him.
At about 1hr 06 mins, Leo phones his colleague and tells her Deep Cove is a couple of hours away, but he couldn't have known this as he'd only just heard of Deep Cove seconds before. The hotel concierge said he knew of Deep Cove, but nothing about how far away it was.