An undead zombie wizard known as “The Litch” is hell-bent on devouring his victims and possessing the weak when his sacred crystal is stolen by a small-time crook and his crew of big-breasted witches. The Litch uses its power to transform into slimy mutant creatures, spilling gallons of blood from his victims on his quest to retrieve the crystal in order to rule the four worlds.

A civilian oil rig crew is recruited to conduct a search and rescue effort when a nuclear submarine mysteriously sinks. One diver soon finds himself on a spectacular odyssey 25,000 feet below the ocean’s surface where he confronts a mysterious force that has the power to change the world or destroy it.

As youths, Andy McGee (David Keith) and his future wife, Vicky (Heather Locklear), participated in secret experiments, allowing themselves to be subjected to mysterious medical tests. Years later, the couple’s daughter, Charlie (Drew Barrymore), begins to exhibit the ability of setting fires solely with her mind. This volatile talent makes the youngster extremely dangerous and soon she becomes a target for the enigmatic agency known as “The Shop.”

After failing to kill stubborn survivor Laurie and taking a bullet or six from former psychiatrist Dr. Sam Loomis, Michael Myers has followed Laurie to the Haddonfield Memorial Hospital, where she’s been admitted for Myers’ attempt on her life. The institution proves to be particularly suited to serial killers, however, as Myers cuts, stabs and slashes his way through hospital staff to reach his favorite victim.

A man conjures up a gigantic vengeance demon called Pumpkinhead to destroy the teenagers who accidentally killed his son.