BBC English : The lost secret

The story begins with a man who has lost his memory. Unable to answer such questions as "Who are you?" and "What is your name?" he is taken into the care of a doctor and a police inspector who try to help him recover his identity. The action ranges from Europe to South America and revolves around the secrets of a mysterious lost culture. Within this exciting drama, the English language is presented and sequenced through a complete structural and functional syllabus, beginning at an elementary level and progressing to an intermediate level. The language used throughout is British and American English, spoken naturally and in context by a cast of highly-acclaimed actors.