Lois & Clark: The New Adventures of Superman (1993)

S6E11 Werewolves

The CSI team delves into the murder of a man afflicted with congenital hypertrichosis, which results in abnormal hair growth. Clues in the investigation hint at a link to werewolf legends. Their search brings them to the victim's sister, who shares the same condition and has been living in seclusion. As they dig deeper, they discover that she is concealing crucial information that could help crack the case.