IMDb says 1979 (on what evidence?) - the back of the IVL case says 1978. dvdpodblast.blogspot.com/
On this list it's 1978http://p081.ezboard.com/The-Films-of-Celestial-Pictures/fkungfufandomfrm26.showMessage?topicID=848.topic
1979When there's no more room in hell, The dead will walk the earth...
When there's no more room in hell, The dead will walk the earth...