NewsweekDavid Ansen
Lurid, illogical and utterly off-the-wall, this funny-scary exercise in low-budget schlock is a marvelous orgy of cheap thrills, including a supernaturally sinister mortuary, a hideously wriggling severed finger, one furry flying creature, dwarfs from the Undead, and the goriest - indeed the only - blood-sucking flying steel ball in movie history. [16 April 1979, p.86]