A research team from an electronics company move into an old Victorian house to start work on finding a new recording medium... Michael Bryant,Jane Asher,Iain Cuthbertson,Michael Bates,Reginald Marsh,Tom Chadbon,John Forgeham,Philip Trewinnard,James Cosmo,Neil Wilson,Christopher Banks,Michael Graham Cox,Hilda Fenemore,Peggy Marshall
