Don Studey, Lucy Studey McKiddy (far left) and her siblings in My Killer Father: The Green Hollow Murders, episode 1, season 1, streaming on Paramount+, 2026. Lucy Studey McKiddy/Paramount+ Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Logo text Paramount+ aims to (posthumously) unmask the Monster of Green Hollow, a rumored serial killer believed by many to have murdered dozens of people decades ago.