Overview
A serial killer who drains his victims of blood is on the loose and London police follow him to a house owned by an eccentric scientist.
Cast
- Vincent Price as Dr. Browning
- Christopher Lee as Fremont
- Peter Cushing as Major Heinrich Benedek
- Judy Huxtable as Sylvia
- Alfred Marks as Detective Supt. Bellaver
- Michael Gothard as Keith
- Anthony Newlands as Ludwig
- Peter Sallis as Schweitz
- David Lodge as Detective Inspector Phil Strickland
- Uta Levka as Jane