A dog with a spying device under its skin is sent to the Russian government as a present. When the Russians send the dog to a veterinary, British intelligence must get to the dog first and retrieve the spying device.
as Dr. Francis Trevelyan
as Princess Natasha Romanova
as Stanley Farquhar
as Wrigley
as British Ambassador
as Pond-Jones
as Mrs. Winters
as Mrs. Whitby
as Elsie Farquhar
as Russian Prime Minister
as M.I.5 Director
as Russian Intelligence Chief
as American General
as Braithwaite
as Miss Marchbanks
as M.I.5 Workshop Director
as Commissionaire
as Professor
as Harold Wilson (voice)
as Lady Blanchflower