Books by Helen MacInnes

Helen MacInnes (1907-1985) was the Scottish-born American author of 21 spy novels. Dubbed "the queen of spy writers," her books have sold more than 25 million copies in the United States alone and have been translated into over 22 languages. Several of her books have been adapted into films, such as Above Suspicion (1943), with Joan Crawford, and The Salzburg Connection (1972).