Paul Gregory (William Sylvester) is an accomplished composer despite his blindness, and his beautiful wife Anne (Barbara Shelley) seems to be the perfect supporting wife. But unknown to Paul, she is having a passionate affair with Ricky (Alexander Davion), a struggling artist. Keen to support her artist lover and give them more time to make love, she persuades Paul to commission Ricky to paint her portrait. But Paul senses their affection for each other, and threatens to cut Anne off without a penny. Desperate to keep both her lover and Paul s money, Anne plots the perfect murder and asks Ricky to carry it out...
William Sylvester
as Paul Gregory
Barbara Shelley
as Anne Gregory
Alexander Davion
as Rickie Seldon
Elizabeth Shepherd
as Joan Marshall
Mark Eden
as Mike Williams
Ronnie Carroll
as Himself
Barry Alldis
as Compere
Edward Evans
as Chauffeur
Frank Forsyth
as Policeman
