Hah Hah! Murder Will Out. The Voice of Merrill (AKA: Murder Will Out) is directed by John Gilling who also adapts the screenplay from a story written by Terence Austin and Gerald Landeau. It stars Valerie Hobson, James Robertson Justice, Edward Underdown, Gary Marsh and Henry Kendall. Music is by Frank Cordell and cinematography by Monty Berman.…

There's something of the theatrical about the opening to this: a glamorous woman is shot - we hear the shot, see her fall but have no ideas as to the assailant. It transpires that she was a rather unsavoury blackmailer and we have quite a few potential suspects for "Insp. Thornton" (Garry Marsh) to get to grips with. The investigation into her murd…