Your Deal, My Lovely is a 1941 thriller novel by the British writer Peter Cheyney.

[1] It is the seventh in his series of novels featuring the FBI agent Lemmy Caution.

[3] Caution is called in to investigate the disappearance of a prominent scientist.

It was made into a 1963 French film Your Turn, Darling directed by Bernard Borderie and starring Eddie Constantine, Gaia Germani and Guy Delorme.

[4] It was part of a group of French adaptations of Cheyney novels, whose works were very popular in the country.