A British Sanitary Engineer, goes on holiday with a set of plans for a new secret weapon which he has mistaken for his new plumbing invention. Everyone is hunting for him, including the Russians. The Russians find him and offer him a job in the Kremlin doing research (on plumbing he believes). He accepts, arrives in Russia and falls in love with Tania, a secret agent. And then discovers the true nature of the plans he is carrying...
George Cole | George Archibald Potts |
Oskar Homolka | Zekov |
Nadia Gray | Tania |
Wilfrid Hyde-White | Sir Hubert Wells |
Richard Wattis | Barnes |
Irene Handl | Mrs. Tidmarsh |
Christopher Lee | Russian agent |
Frederick Leister | Prime Minister |
Frederick Valk | Rakov |
Geoffrey Sumner | Pike |
Ronald Adam | Barworth Controller |
Edwin Styles | Barworth Superintendent |