Question: Which character did Frankie Russel Faison play in the Hannibal Lecter series? 

Context paragraphs:
Jack Crawford (character): Jack Crawford is a fictional character who appears in the Hannibal Lecter series of books by Thomas Harris, in which Crawford is the Agent-in-Charge of the Behavioral Science Unit of the FBI in Quantico, Virginia.  He is modeled after John E. Douglas, who held the same position.

Apéritif (Hannibal): "Apéritif" is the first episode of psychological thriller–horror series "Hannibal".  The episode was written by Bryan Fuller, and directed by David Slade.  It was first broadcast on April 4, 2013, on NBC.  The series is based on characters and elements appearing in Thomas Harris' novels "Red Dragon" and "Hannibal", with focus on the relationship between FBI special investigator Will Graham (Hugh Dancy) and Dr. Hannibal Lecter (Mads Mikkelsen), a forensic psychiatrist destined to become Graham's most cunning enemy.

Hannibal Lecter (franchise): The "Hannibal Lecter" franchise is an American media franchise that features the titular character, Hannibal Lecter, who originally appeared in a series of novels (starting with "Red Dragon" in 1981) by Thomas Harris.  The series has since expanded into film and television.

Freddy Lounds: Freddy Lounds (or Fredricka "Freddie" Lounds) is a fictional character in the Hannibal Lecter series, created by author Thomas Harris.  Lounds first appears in the 1981 novel "Red Dragon" as a foil to protagonist Will Graham who is ultimately murdered by primary antagonist Francis Dolarhyde.

Hannibal (TV series): Hannibal is an American psychological thriller–horror television series developed by Bryan Fuller for NBC.  The series is based on characters and elements appearing in Thomas Harris' novels "Red Dragon" and "Hannibal", with focus on the relationship between FBI special investigator Will Graham (Hugh Dancy) and Dr. Hannibal Lecter (Mads Mikkelsen), a forensic psychiatrist destined to become Graham's most cunning enemy.

Dr. Lecter: Dr. Lecter is the debut studio album by the American rapper Action Bronson.  It was released on March 15, 2011.  The album's title refers to Dr. Hannibal Lecter, a character in the horror film "The Silence of the Lambs".  The album is entirely produced by Tommy Mas.  Almost all of the beats on "Dr. Lecter" were made with breakbeat samples.  After hearing this album, the producer Statik Selektah collaborated with Bronson on an album titled "Well Done", released on November 22, 2011.

The Silence of the Lambs (film): The Silence of the Lambs is a 1991 American horror-thriller film directed by Jonathan Demme and starring Jodie Foster, Anthony Hopkins, and Scott Glenn.  Adapted by Ted Tally from the 1988 novel of the same name by Thomas Harris, his second to feature the character of Dr. Hannibal Lecter; a brilliant psychiatrist and cannibalistic serial killer, the film was the second adaptation of a Harris novel featuring Lecter, preceded by the Michael Mann-directed "Manhunter" in 1986.  In the film, Clarice Starling, a young U.S. FBI trainee, seeks the advice of the imprisoned Dr. Lecter to apprehend another serial killer, known only as "Buffalo Bill".

Frankie Faison: Frankie Russel Faison (born June 10, 1949), often credited as Frankie R. Faison, is an American actor known for his role as Deputy Commissioner Ervin Burrell in the HBO series "The Wire" and as Barney Matthews in the Hannibal Lecter franchise.

Hannibal (Harris novel): Hannibal is a novel by American author Thomas Harris, published in 1999.  It is the third in his series featuring Dr. Hannibal Lecter and the second to feature FBI Special Agent Clarice Starling.  The novel takes place seven years after the events of "The Silence of the Lambs" and deals with the intended revenge of one of Lecter's victims.  It was adapted as a film of the same name in 2001, directed by Ridley Scott.  Elements of the novel were incorporated into the second season of the NBC television series "Hannibal", while the show's third season adapted the plot of the novel.

Hannibal Rising (film): Hannibal Rising is a 2007 horror film and the fifth film of the "Hannibal Lecter" franchise.  It is a prequel to the previous three films: "Red Dragon", "The Silence of the Lambs", and "Hannibal".  The film is an adaptation of Thomas Harris' 2006 novel "Hannibal Rising" and tells the story of Lecter's evolution into a cannibalistic serial killer.

Supporting paragraphs: Frankie Faison Hannibal Lecter (franchise)
Answer: Barney Matthews