A British intelligence agent must track down a fellow spy suspected of being a double agent.
as John Shay
as Sarah Booth
as Polly Bendel
as Racovsky
as Vaughan Jones
as Colonel Scott
as Adam Booth
as Philip Crawford
as Prof. Parker
as Butterfield
as Roper
as Balkov
as Anna
as Shay Cell Group Surrvior
as Poilce Inspector
