Question: Who portrays James Gordon in the Gotham episode, Rise of the Villains: Knock, Knock?

Context paragraphs:
Batman Begins (video game): Batman Begins is a 2005 video game.  It was released June 14, 2005, a day before the release of "Batman Begins".  It was developed by Eurocom and published by Electronic Arts in conjunction with Warner Bros.  Interactive Entertainment and DC Comics.  It was released on Game Boy Advance, GameCube, PlayStation 2 and Xbox.  The film's original cast provided a voice-over reprisal in the game, with the exception of Gary Oldman, who portrays James Gordon, replaced by Gavin Hammon.

Rise of the Villains: Knock, Knock: "Rise of the Villains: Knock, Knock" is the second episode of the second season and 24th episode overall from the FOX series "Gotham".  The episode was written by Ken Woodruff and directed by Rob Bailey.  It was first broadcast in September 28, 2015 in FOX.  In this episode, Gordon is assigned in investigating the Arkham escapees, now calling themselves "the Maniax".  Meanwhile, Bruce is getting closer to the truth about his father's office.

Rise of the Villains: Worse Than a Crime: "Rise of the Villains: Worse Than a Crime" is the eleventh episode of the second season, 33rd episode overall and the mid-season finale from the FOX series "Gotham".  This episode is also the last episode to use the subtitle "Rise of the Villains".  The episode was written by series developer Bruno Heller and directed by Jeffrey Hunt.  It was first broadcast in November 30, 2015 in FOX.  In the episode, Gordon has his final showdown against Galavan, who has kidnapped Bruce to end the legacy of his family.

List of Gotham episodes: "Gotham" is an American crime-drama television series developed by Bruno Heller, based on characters appearing in and published by DC Comics in their Batman franchise, primarily those of James Gordon and Bruce Wayne.  The series stars Ben McKenzie as the young Gordon, while Heller executive produces along with Danny Cannon, who also directed the pilot.  As originally conceived, the series would have served as a straightforward story of Gordon's early days on the Gotham City Police Department.

Wrath of the Villains: Transference: "Wrath of the Villains: Transference" is the twenty-second episode and season finale of the second season, and 44th episode overall from the Fox series "Gotham".  This is also the last episode in the series with the subtitle "Wrath of the Villains".  The episode was written by developer and showrunner Bruno Heller and directed by Eagle Egilsson.  It was first broadcast on May 23, 2016.  In the episode, Lucius and Bruce are being held in a room by Nygma, ready to kill them unless they tell him information.  Meanwhile, Gordon tries to stop Professor Strange once and for all while Basil Karlo begins to fake being Gordon after his experiment.  The episode marked the end of the Strange story arc, which culminated with his arrest.  The episode is also dedicated to the memory of Doug Kraner, production designer of the show, who died on April 4, 2016 at the age of 65 of cancer.

James Gordon (Jesuit): James Gordon (1541 – 16 April, 1620) was a Scottish Jesuit.  He is sometimes known as James Gordon Huntly, to distinguish him from James Gordon (1553–1641), another Jesuit.

Stink Fisher: Stink Fisher (born William Fisher; July 30, 1970) is an American actor and restaurant owner who lives in Collingswood, New Jersey.  Born in Cherry Hill, New Jersey, Fisher owns The Pop Shop, a 1950s-themed restaurant.  He has been in movies such as "Invincible", "The Longest Yard", and most recently appeared as Ruth's father in "The Lovely Bones" and as Muscle Guy in "Going The Distance".  Fisher has appeared on "The Sopranos", "Late Night with Conan O'Brien", and "Throwdown with Bobby Flay".  He appeared in the "Body of Proof" episode "Missing" in 2011, and in the "Blue Bloods" episode "Growing Boys" in 2013.  In 2015, Fisher played Aaron Helzinger in the "Knock Knock" episode as well as the "Damned If You Do" episode of "Gotham" season 2.  Fisher played high school football at Cherry Hill High School East.  He played college football at the University of Minnesota and Rowan University.  As a free agent, he was signed with the New York Jets in the NFL, before being cut.

Gotham (TV series): Gotham is an American crime drama television series developed by Bruno Heller, based on characters published by DC Comics and appearing in the Batman franchise, primarily those of James Gordon and Bruce Wayne.  The series stars Ben McKenzie as the young Gordon, while Heller executive-produces, along with Danny Cannon, who also directed the pilot.

Knock Knock (Doctor Who): "Knock Knock" is the fourth episode of the tenth series of the British science fiction television series "Doctor Who".  It is written by Mike Bartlett and was broadcast on 6 May 2017 on BBC One.  "Knock Knock" received mixed reviews from critics, receiving criticism regarding the strength of the writing, but praise on the quality of the performances in the story, particularly Suchet's.

Bruce Wayne (Gotham): Bruce Wayne is a fictional character appearing in the Fox series "Gotham".  The Bruce Wayne character is the alter-ego of the superhero Batman, created by Bill Finger and Bob Kane, as "Gotham" portrays Bruce's teenage years and transition into adapting the Batman persona in later years.  "Gotham" marks the second time Batman was adapted for television after the 1960s Batman series, though the lead character is James Gordon.  Bruce is portrayed by David Mazouz.

Supporting paragraphs: Rise of the Villains: Knock, Knock Gotham (TV series)
Answer: Ben McKenzie