A killer is cleaning up the streets of Milan by murdering those considered as deviant. An ornamental dragonfly, soaked in the blood of the victim, is left on each body.
as Inspector Scaporella
as Ingrid
as Silvana Scaporella
as Pietro Volpini
as Edmundo
as Claudia Volpini
as Professor Sandro Campitelli
as Police Commissioner
as Ruggero
as Vittorio Darucchi
as Lucia - Prostitute victim
as Giulia - Secretary
as Marie - scrubwoman
as Cop
