The —, 1953 novel by L P Hartley (2-7)
I believe the answer is:
go-between
(Other definitions for go-between that I've seen before include "Intermediary" , "Runner" , "One who acts as messenger or negotiator" .)
I've seen this clue in The Mirror.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.