After a war against an enemy from another world breaks out in the South Pacific, a group of freshly recruited U.S. Marines are sent to the front lines.

In order to free themselves from debt, a husband and wife plan to fake the husband's death but the scheme goes terribly awry.

A mentally ill man in a small Texas town goes on a killing rampage and is fatally wounded by police. When doctors use an experimental serum to bring him back to life, the killer develops superhuman strength and the town sheriff must pursue him.