Return of the Living Dead: Rave to the Grave
Возвращение живых мертвецов 5: Рейв из могилы / Return of the Living Dead: Rave to the Grave (2005)
A student creates and sells a drug called 'Z' which has the unexpected side effect of resurrecting the dead as flesh-eating zombies, who proceed to wreak havoc at a Halloween rave.