Black Coffee [play]

About “Black Coffee [play]”

Sir Claud Amory's formula for a powerful new explosive is stolen from his household. He gathers his suspects in the library, has the lights turned off so the formula can be returned unseen, but when the lights come back on he is dead. Hercule Poirot, with Captain Hastings and Inspector Japp, must untangle family feuds and old flames to find the killer.