1964’s Black Sabbath (1:35 a.m., WDZL-Ch. 39), a three-part horror opus whose centerpiece is its third segment. In that episode, titled The Wurdulak, Boris Karloff plays a medieval Russian ...

there was the 1963 horror anthology 'Black Sabbath.' One of the films in the Italian horror series, 'The Wurdulak,' stars the legendary Boris Karloff as Gorcha, the target of a planned murder by ...

Karloff also stars in the best of the bunch, a disturbing adaptation of Leo Tolstoy's vampire tale "The Wurdulak" about a kindly father who's transformed into a bloodthirsty monster.