Jack Vogel

In the small town of Red Rock, a devil-worshipping cult, in league with the local sheriff, kidnaps victims for sacrifice. (imdb)

Vietnam: The battle-tested Seargents Casey and Lance have to accompany a young Lieutenant and a group of newly arrived teenage soldiers on a practice trip in the jungle. But the trip turns bloody serious when they are discovered by Russian scouts and have half a company follows hot on their heels. (imdb)

A Vietnam vet has nightmares about murder and zombies, and then discovers that he and other vets have been programmed to commit crimes and then kill themselves afterwards so they can't be traced. He investigates to try to find out who is responsible. (imdb)