My first impression was that this might be another installment in the “Scream and Scream” series, however, it turns out to be a rather disorganized film that doesn't utilize its experienced cast members effectively. The narrative centers on "Insp. Bellaver" (Alfred Marks) as he pursues an exsanguinator preying on women in London. An attempt at luring the perpetrator goes wrong, and the investigation leads the police …

This strange combination of genres—a film blending elements of horror, crime, drama, and political thriller—features Vincent Price, Christopher Lee, and Peter Cushing, and it’s at least passably entertaining. A “vampire serial killer” is terrorizing London (played by Michael Gothard), and a tenuous link emerges to the enigmatic clinic run by Dr. Browning (Price). A young doctor becomes involved in following this l…