1973/30: And Now the Screaming Starts! 1973

 Trailer:

 Watch movie:

https://youtu.be/awaHF_wGOgM?si=tesXUUxr5Okql4kf 

https://en.wikipedia.org/wiki/And_Now_the_Screaming_Starts!

https://www.moriareviews.com/horror/and-now-the-screaming-starts-1973.htm 

https://maniacsandmonsters.com/2019/06/14/and-now-the-review-starts/ 

https://magazinesandmonsters.com/2015/08/02/cinsun-screamstarts73/