This Man Is Dangerous is a 1936 thriller novel by the British writer Peter Cheyney.Ward & Hussey p.124 It is the first in his series of ten novels featuring the FBI agent Lemmy Caution. A bestseller, it enabled Cheyney to leave his job as a policeman and become a full-time novelist.
Adaptation In 1953 it was made into a French film of the same title directed by Jean Sacha and starring Eddie Constantine as Caution along with Colette Deréal, Grégoire Aslan and Claude Borelli.Goble p.82
References
Bibliography Goble, Alan. The Complete Index to Literary Sources in Film. Walter de Gruyter, 1999. Ward, Alfred Charles & Hussey, Maurice . Longman Companion to Twentieth Century Literature. Longman, 1981.