Assignment Terror (1970)

"Assignment Terror" is a 1970 Horror movie directed by Tulio Demicheli and starring by Michael Rennie, Karin Dor. Aliens from a dying world plot to conquer earth by preying on man's superstitions. Bringing two dead scientists back to life, they use their knowledge to re-animate various earth monsters, including the werewolf, Frankenstein's monster, the mummy Tao-Tet, and the vampire Count de Meirhoff.