The night won't talk (1952)

When a beautiful young artist's model is strangled in her bed, Scotland Yard find themselves with three suspects -- her sinister ex-husband (Elwyn Brook-Jones), a sexually disturbed artist (Ballard Berkeley) and her violent new boyfriend (John Bailey), who is prone to unexplained blackouts.To catch the killer, the police must set a dangerous trap with the aid of a famous sculptress (Hy Hazell).