Marko's murder in The Black Mountain. Lewis HewittWell-heeled orchid fancier, whom Wolfe saved from notoriety (as told in "Black Orchids"). During a prolonged absence, Wolfe arranges for his orchids to be cared for at Hewitt's estate. Hewitt is a member of the Ten for Aristology, a group of gourmets that figures in "Poison à la Carte" and The Doorbell Rang. In the A&E TV series A Nero Wolfe Mystery the role of Hewitt is played by David Hemblen. Nathaniel ParkerWolfe's lawyer (and occasionally a client's lawyer, on Wolfe's recommendation) when only a lawyer will do. Parker succeeded Henry H. Barber, who played this role earlier in the series. On the way from Henry Barber to Nathaniel Parker, Wolfe consults Henry Parker in chapter 9 of The Golden Spiders. Parker is well educated: for example, Parker converses with Wolfe in French during the story "Immune to Murder". In the A&E TV series A Nero Wolfe Mystery, Parker was played by Hrant Alianak in "Prisoner's Base," and by George Plimpton in "Death of a Doxy" and "Murder is Corny." Edwin A. "Doc" VollmerA medical doctor who is Wolfe's neighbor and occasional confidante. In the novel The Silent Speaker, Vollmer certifies an illness severe enough that Wolfe cannot be interrogated by the police. In the novel Please Pass the Guilt, Wolfe and Goodwin become involved in a murder case by doing a favor for Vollmer and his friend Irwin Ostrow, who runs a crisis intervention center. In the A&E television series A Nero Wolfe Mystery Vollmer was played by Ken Kramer in "The Doorbell Rang" and "Disguise for Murder," and by Joe Flaherty in "The Silent Speaker." Carla LovchenWolfe's adopted daughter, who appears in two stories, Over My Dead Body and The Black Mountain. Her murder in The Black Mountain, as well as that of Marko Vukčić, prompts Wolfe to leave the country for the only time in the series and return to Montenegro. In the A&E television series A Nero Wolfe Mystery Carla Lovchen was played by Kari Matchett in the concluding episode of the first season, "Over My Dead Body." Felix CourbetPart owner and manager of Rusterman's Restaurant following the death of Marko Vukčić. Felix plays a major role in both "Poison à la Carte" and A Family Affair, in which his surname is changed to Mauer. In The Black Mountain his surname is Martin. In the adaptation of "Poison à