When Alan Taylor is murdered in the presence of his friend, blind man Harry Cooper, detectives are convinced the killer was known to Taylor. But what puzzles them is why the blind man claims he heard nothing at all.
George Mallaby
Det. Peter Barnes
Leonard Teale
Det. Sgt. David Mackay
John Fegan
Insp. Jack Connolly
Alwyn Kurts
Insp. Colin Fox
Lionel Long
Det. Bert Costello
Robert Schroeder
Greg Watkins