It’s likely there are deeper mysteries than what psychiatry can explain, Mr. Garth. Five years after Universal introduced Bela Lugosi as Dracula to moviegoers, the follow-up appeared—though without Lugosi reprising his role as the Count. The story begins where the previous film concluded, depicting Von Helsing (note the spelling: Von, not Van) in custody for killing the vampire. Contessa Marya Zeleska then initiat…