It turns awry for a Vietnam veteran with problems during an exercise at a survival camp, and he believes that he is back in Vietnam. He kills many of the leaders whom he believes is the Vietcong. The other participants venture out to find him and catch him before he injures or kills any more. The camp holds that against have no plans to capture him alive. Is this going out, he namely major problems.
Ever in search of adventure, explorer Allan Quatermain agrees to join the beautiful Jesse Huston on a mission to locate her archaeologist father, who has been abducted for his knowledge of the legendary mines of King Solomon.
When a bumbling pair of employees at a medical supply warehouse accidentally release a deadly gas into the air, the vapors cause the dead to re-animate as they go on a rampage seeking their favorite food: brains!