The film's end reveals that the killer is none other than Pamela Voorhees, played by Betsy Palmer, who wanted to avenge the death of her son, Jason, who she believes drowned while counselors were ...

Pamela Voorhees is the primary antagonist of Friday the 13th, the 1980s slasher film about a group of teenagers who are slaughtered at Camp Crystal Lake. Pamela is the mother of Jason Voorhees ...