Probably the best practical SFX I've ever seen would have to be John Carpenter's The Thing. The way the monsters worked--goddamn, shivers up my spine. Also, one

Probably the best practical SFX I've ever seen would have to be John Carpenter's The Thing. The way the monsters worked--goddamn, shivers up my spine. Also, one of the tightest and suspenseful movies there is, even after the first viewing.