Richard Tomlinson is a MI6 officer who was imprisoned in 1997 for attempting to publish a book about his career. It is alleged that he published a list of 116 alleged MI6 agents apparently on one of Lyndon LaRouche's web sites. Tomlinson has always denied being responsible for its publication. In 2001 his book was finally published under the title of The Big Breach - From Top Secret to Maximum Security. Coauthor Nick Fielding, Mainstream Publishing (February 1, 2001) ISBN 1903813018