Adrian Messenger, a famous writer, asks his friend Anthony Gethryn, a former British agent, to help him investigate the whereabouts of the people who appear on a list, without asking him the reason why he should do so.
as Anthony Gethryn
as George Brougham / Vicar Atlee / Mr. Pythian / Arthur Henderson
as Lady Jocelyn Bruttenholm
as Marquis of Gleneyre
as Mrs. Karoudjian
as Sir Wilfrid Lucas
as Raoul Le Borg
as Adrian Messenger
as Max Karoudjian
as Pike
as Derek Bruttenholm
as Sir Robert Carstairs
as Organ Grinder
as Protester
as Slattery
as Gypsy
as Countryman (uncredited)
as Flood (uncredited)
as Lord Ashton (uncredited)
as Lynch (uncredited)
as Mrs. Slattery (uncredited)