At the end when the zombie soldiers coming out of their graves the tombstones have the names of veterans of the horror and zombie genre, easy to read are: Jacques Tourneur, G.A. Romero ( George A. Romero), Jean Yarbrough and Delbert Tenney ( 'Del Tenney (I)'), harder to read are: Lucio Fulci, Victor Halperin and Gordon Douglas. The (readable) graves have this order: Romero and Tenney in the first line, behind them Fulci and Halperin and in the last line behind Fulci is Tourneur, who is in the middle of Douglas and Yarbrough.