In London, a diplomat accidentally becomes involved in the death of a British agent who's after a spy ring that covets British military secrets.
Kenneth More
Richard Hannay
Taina Elg
Miss Fisher
Brenda De Banzie
Nellie Lumsden
Barry Jones
Professor Arthur Logan
Reginald Beckwith
Lumdsen
Faith Brook
Mandy Robinson ("Nannie")
Michael Goodliffe
Brown
James Hayter
Mr Memory
