Four decades ago this month, the greatest Friday the 13th movie of all time was released — and Jason Voorhees wasn’t the killer. Neither was his mother, Pamela Voorhees. (I’m looking at you ...

Per Variety, Cardellini will be playing Pamela Voorhees, Jason's mom who - 45 year old spoiler alert ahead - is the actual killer in the original 1980 film, taking revenge on her son's tormentors.