
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