In the first episode, the U.S. attorney Auguste Dupin (Carl Lumbly) who is leading the case reveals he has an informant who is prepared to expose the inner workings of the Usher family.

Poe is regarded as the "father of the modern literary detective" after he created Le Chevalier C Auguste Dupin as the protagonist for The Murders in the Rue Morgue in 1841.

In Episode 8 “The Raven,” Roderick (Bruce Greenwood) finally explains to Assistant U.S. Attorney C. Auguste Dupin (Carl Lumbly) exactly why he’s responsible for the deaths of his children.

Auguste Dupin Auguste is an acquitance of Roderick who works an investigator into medical fraud and malpractice.