

In the novel The Mirror Crack'd from Side to Side, Craddock has been promoted to Chief Inspector in Scotland Yard. This is the first time Miss Marple and Detective Inspector Dermott Craddock worked together.

He recommends her to the county police trying to solve the crime in A Murder Is Announced, connecting Miss Marple to Sir Henry’s godson, Detective Inspector Dermott Craddock, then working for the Chief Constable in the county. Whenever local police warn Miss Marple not to interfere in an investigation, Sir Henry supports Marple. He is a retired Scotland Yard commissioner and his godson Dermot Eric Craddock is eventually a detective inspector at Scotland Yard.

Clithering also appeared in several novels featuring Miss Marple. The stories were first published in monthly magazines starting in 1927, and then collected into a hard-bound collection, The Thirteen Problems in 1932. Sir Henry Clithering is a fictional character who appears in a series of short stories by Agatha Christie, featuring Jane Marple.
