Deadly Harvest (TV Movie 1972) - IMDb
The voice narration in the beginning of this movie sounds similar to the intro of "In Yer Face"
Video link: http://www.youtube.com/watch?v=QK7hq960EaQ
Weird 70s synthesizer music to boot. It's like Lenny White - Chicken Fried Stake mixed with synthesizer.
Music video link: http://www.youtube.com/watch?v=cs54VdospoA