The Under Dog and Other Stories characters

Appears from the start

The Belgian private detective who investigates each of the otherwise independent mysteries in this collection. Precise in habits and sceptical of obvious explanations, he relies on interview, observation, and the motives people conceal rather than on physical pursuit.

Appears from the start

Poirot's English friend and sometime narrator, a loyal former army officer whose direct approach and romantic assumptions provide a contrast with Poirot's methods. He appears in the recurring series framework, though the stories do not all use the same supporting cast.