The movie is made in late seventies. A group of Vietnam veterans catch random people, let them go in the mountains and then hunt them. But at one point the hunted man fights back and starts to hunt the hunters...
On the end of the movie man says something along the line:
... They forgot to tel you, the (Vietnam) war is over !

thank you for help
DM454

A man marries a rich woman then tries to kill her by throwing her in a lake full of crocodiles,, she then makes plastic surgery and turns into a sexy model then he falls in love with her, then she takes revenge,