London is terrorized by a vicious sex killer known as The Necktie Murderer. Following the brutal slaying of his ex-wife, down-on-his-luck Richard Blaney is suspected by the police of being the killer. He goes on the run, determined to prove his innocence.

• Universal Pictures UK
• Jon Finch
• Barry Foster
• Barbara Leigh-Hunt
• Anna Massey
• Alec McCowen
• Vivien Merchant
• Billie Whitelaw
• Clive Swift