: A stockbroker and Amyas’s best friend. In the TV adaptation, he was secretly in love with Amyas.
: The devoted governess who witnessed Caroline's behavior at the scene. [S9E1] Five Little Pigs
: Philip’s brother and an amateur herbalist from whom the poison was stolen. : A stockbroker and Amyas’s best friend
Poirot concludes that while Elsa got what she wanted—Amyas's death—she ended up with a "living death," spending her life in bitter emptiness while Caroline died at peace. [S9E1] Five Little Pigs