Haven't seen this one for ages and it's still just as friggin' nuts and bizarre as i remember it.
Take a typical giallo killer murdering young girls, add a sleepwalking Jennifer Connelly who can communicate with insects, bung in some discussion of how the forensic study of bodily decomposition can help in criminal investigations.
Stir well.
Then add a Scottish Donald Pleasence, a razor wielding chimp, a deformed kid, marinade overnight in a pit of putrid body parts then top…