Top Secret

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...

• Mario ZampiDirector
• Michael PertweeScreenplay
• Jack DaviesScreenplay
• Stanley BlackOriginal Music Composer

• George ColeGeorge Archibald Potts
• Oskar HomolkaZekov
• Nadia GrayTania
• Wilfrid Hyde-WhiteSir Hubert Wells
• Richard WattisBarnes
• Irene HandlMrs. Tidmarsh
• Christopher LeeRussian Agent (uncredited)
• Frederick LeisterPrime Minister
• Frederick ValkRakov
• Geoffrey SumnerPike
• Ronald AdamBarworth Controller
• Edwin StylesBarworth Superintendent