The Haunted House of Horror (4.9)
Movie · 1969 · 1 h 31 min · Horror, Thriller
Teenagers in an old mansion are being murdered one by one. The survivors must discover who among them is the killer before they're all finished off.
Directed by: Michael Armstrong
Starring Frankie Avalon, Jill Haworth, Dennis Price, Mark Wynter, George Sewell, Gina Warwick, Richard O'Sullivan, Carol Dilworth, Julian Barnes, Veronica Doran
We don't know where to watch it in the US.