In 2007 US distributor Blue Underground released an Extended Version of this Argento movie. This version contains two prolonged story sequences that can't be found in the Original Version. In total this versions runs approx. 70 seconds longer than the Original Version.
In Britain an edited cut that is based on the Original Version was released by Guilt Pathé on VHS and by Marquee Pictures on DVD and lacks nearly 3 minutes of footage.
