This Man Is Dangerous (novel)

This Man Is Dangerous
First edition (UK)
AuthorPeter Cheyney
LanguageEnglish
SeriesLemmy Caution
GenreThriller
PublisherWilliam Collins, Sons 1936 (UK)
Coward McCann 1938(US)
Publication placeUnited Kingdom
Media typePrint
Followed byPoison Ivy 

This Man Is Dangerous is a 1936 thriller novel by the British writer Peter Cheyney. 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.