A lawyer receives a note telling him that he'll be dead in 48 hours - and Scotland Yard must work fast to uncover the serial killer known as 'The Ringer'.
A lawyer receives a note telling him that he'll be dead in 48 hours - and Scotland Yard must work fast to uncover the serial killer known as 'The Ringer'.
Patrick Barr , Alexander Knox , Wilfrid Lawson
Ronald Neame
Ealing Studios , Norwood
as Det. Insp. Alan Wembury
as Dr Anthony Lomond
