The Crimson Circle is a 1922 crime novel by the British writer Edgar Wallace. Scotland Yard tackle a secret league of blackmailers known as The Crimson Circle. The novel was first published in The People's Story Magazine, March 10, 1922. The first book edition in the UK was by Hodder & Stoughton, London, 1922; and the first US edition was by Doubleday, Doran & Co., New York, 1929.