Richard Jury - Referred to simply by his last name throughout the story, this character -- who is the protagonist -- is a superintendent with Scotland Yard. He is single, handsome, six-foot-two, and serious.
Melrose Plant - The former Earl of Caverness who has given up his title, this person is an acquaintance of the protagonist and the two sometimes work cases together.
Robbie Lyte - This young man is described as "slow," beats another character at Pac Man at the Jerusalem Inn, and is later revealed to having been switched at birth.
Helen Minton - This character is the half sister to another, though she believes them to be cousins. She dies from being poisoned.
Nellie Pond - This character is a librarian who lives next door to a murder victim.
Miss Hargreaves-Brown - The mistress of Bonaventure School who reveals to the protagonist that two...
This section contains 332 words
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