Torso (1973)

IMDB
Genre : Crime / Horror / Mystery / Thriller
TRAILER
Director : Sergio Martino
Stars : Suzy Kendall, Tina Aumont, Luc Merenda, John Richardson
Plot : When the University of Perugia is rocked by a string of murders committed with red-and-black scarves, four co-eds retreat to a countryside villa where the killer is closer than they think.