The Imitation Game is a 1980 British BBC 'Play for Today' drama film. It features Harriet Walter, Lorna Yabsley, Bernard Gallagher, Gillian Martell, Nicholas Le Prevost, Brenda Blethyn, and Patricia Routledge.
A young woman involved in secret work during World War II finds herself in difficulties, and maybe even danger .. from her own side.
Play for Today is a British BBC television anthology drama series, which originally aired between 1970 and 1984.