Absurd is a 1981 Italy horror by Joe D’Amato (as Peter Newton).
Starring George Eastman, Annie Belle and Charles Borromel. UK: Passed 18 uncut for strong gore, violence after previous BBFC cuts waived for:
UK Censorship History
BBFC cuts were required for an 18 rated 1983 cinema release. Later banned as a video nasty in 1983. The BBFC waived their cuts for an uncut 18 rated home video release in 2016. Uncut and MPAA Unrated in the US.
See further details at Melon Farmers Film Cuts: Absurd
A priest comes to a small town to help get rid of a monster whose blood coagulates very fast. This creates problems as the monster is very hard to kill and then decides to go on a killing spree of its own.