A wealthy recluse is murdered in an absolutely sealed room.
Director
Writers
Benita Hume
Ursula Ardfern
Kim Peacock
Tab Holland
Donald Calthrop
Yeh Ling
John Gielgud
Rex Trasmere
H. Saxon-Snell
Walters
Johnny Butt
Wellington Briggs
Colin Kenny
Insp. Carver
