My Dear Killer ratings (Movie, 1972)

Following a mysterious decapitation (via mechanical digger) of an insurance investigator, Police Inspector Peretti is put onto the case. Slowly more people are found dead... a man supposedly commits suicide, a women is strangled, another attacked in her flat... but all the clues lead to an unsolved case of kidnapping and murder. Can Peretti find the murderer, if his major clue is a little girls drawing???

Frenzy
Total votes: 50,827
Average rating: 7.4 The Andromeda Strain
Total votes: 41,551
Average rating: 7.2 The MacKintosh Man
Total votes: 5,363
Average rating: 6.3 The Bloodstained Butterfly
Total votes: 2,146
Average rating: 6.3 The Laughing Woman
Total votes: 1,597
Average rating: 6.8 I Start Counting
Total votes: 1,249
Average rating: 6.9 The Nada Gang
Total votes: 1,151
Average rating: 6.7 Straight on Till Morning
Total votes: 1,511
Average rating: 5.7 The French Conspiracy
Total votes: 947
Average rating: 7.0 Deadly Strangers
Total votes: 791
Average rating: 6.4