S1·E30 Revenge of the Zombies

When Dr. Von Altermann's wife Lila dies mysteriously at his spooky mansion, her relations suspect murder. They little suspect he's turning her into a zombie, to join the army of living dead he hopes to devote to the Nazi cause. Lila, though dead, has developed a will of her own. Meanwhile, Lila's brother Scott and his friends are increasingly alarmed by the eerie events.