A psychotic killer gets in the good graces of his aging invalid employer, and worms his way into the affection of her beautiful daughter, with unpleasant results for all.
Albert Finney
as Danny
Mona Washbourne
as Mrs. Bramson
Susan Hampshire
as Olivia Greyne
Sheila Hancock
as Dora Parkoe
Michael Medwin
as Derek
Joe Gladwin
as Dodge
Martin Wyldeck
as Inspector Willett
John Gill
as Foster
