THE RETURN OF THE LIVING DEAD (1985)
When two bumbling employees at a medical supply warehouse accidentally release a deadly gas into the air, the vapours cause the dead to rise again...
FRIDAY THE 13th PART VI: JASON LIVES (1986)
Tommy Jarvis goes to the graveyard to get rid of Jason Voorhees' body once and for all, but inadvertently brings him back to life instead.