Question: When was the actor who played the recurring character in Martok born? 

Context paragraphs:
D.C.O. Cargunka: D.C.O. Cargunka is a fictional sailor created by English writer William Hope Hodgson.  Cargunka was an attempt by Hodgson to create a recurring character to use in short stories for magazine publication.  Hodgson had previously achieved success with his series of stories about Carnacki, the detective of the supernatural.  Hodgson's next attempt at a recurring character was Captain Jat, although Jat appeared in only two stories.  The popular smuggler character Captain Gault was next.  D.C.O. Cargunka was Hodgson's last recurring character and he appeared in only two stories.

December Bride (Roseanne): "December Bride" is an episode of the situation comedy television series "Roseanne".  The episode revolves around the wedding of recurring character Leon Carp and his boyfriend Scott.  "December Bride" was the eleventh episode of the show's eighth season.  It was written by William Lucas Walker and directed by Gail Mancuso.  The episode originally aired on ABC on December 12, 1995, making history as the first time an American television series had ever depicted the same-sex wedding of a recurring character.

Crazy Eyes (character): Suzanne "Crazy Eyes" Warren is a fictional character played by Uzo Aduba on the Netflix series "Orange Is the New Black".  Warren is portrayed as intelligent, but lacking in social skills, and prone to spiral into emotional outbursts when agitated.  The character is the only role that has received Emmy Award recognition both in the comedy and drama genres from the same show and only the second character to earn Emmy recognition in both genres.  Aduba won the Emmy Award for Outstanding Guest Actress in a Comedy Series as well as the Critics' Choice Television Award for Best Guest Performer in a Comedy Series for her season one performance.  She received the Emmy Award for Outstanding Supporting Actress in a Drama Series as well as the Screen Actors Guild Award for Outstanding Performance by a Female Actor in a Comedy Series for her season two performance.  Her season three performance again won Screen Actors Guild Award for Outstanding Performance by a Female Actor in a Comedy Series.  She is a recurring character in season one and a regular character beginning with season two.

Martok: Martok, son of Urthog is a recurring character in "", played by actor J. G. Hertzler.

Mister E: Mister E is a fictional character, appearing in magazines published by American company DC Comics.  Created by Bob Rozakis and Jack C. Harris, the character first appeared in "Secrets of Haunted House" and was a recurring character for ten issues.  He was then radically redesigned by Neil Gaiman for use in "The Books of Magic", after which he appeared in his own mini-series and was a recurring character in Vertigo Comics titles owned by DC.

William Allen Young: William Allen Young (born January 24, 1954) is an American actor best known for his role as Frank Mitchell on UPN's "Moesha" and directing a few episodes of the show, and made a guest appearance on UPN's" The Parkers" as Frank Mitchell.  His other television credits include "The Day After", "Matlock", "Babylon 5", CBS's "JAG", "Knots Landing", "The Jeffersons", and "The Women of Brewster Place", among other shows.  He portrayed a recurring character on CBS's "" and a different recurring character on CBS's "".  William currently plays Dr. Rollie Guthrie on the CBS medical drama "Code Black".

Edi Gathegi: Edi Mūe Gathegi (born March 10, 1979) is a Kenyan American film, stage and television actor.  He appeared as recurring character Dr. Jeffrey Cole (aka "Big Love") in the television series "House", as Cheese in the 2007 film "Gone Baby Gone" and as Laurent in the films "Twilight", its sequel "" and Darwin in "".  He also featured in a short television series, Into the Badlands as Baron Jacobee.  He's has also been a recurring character in NBC's television series, "The Blacklist" as Matias Solomon, an operative for a covert organization.  Gathegi reprised the role in the 2016–2017 season crime thriller, "".

J. G. Hertzler: John Garman "J. G." Hertzler Jr. (born March 18, 1950) is an American actor, author, screenwriter, and activist best known for his role on "" as the Klingon General (and later Chancellor) Martok, whom he portrayed from 1995 until the series' end in 1999.

Frank Harts: Frank Harts is an American film, television, and theatre actor.  He played George Murchison in the 2004 Tony Award-winning Broadway revival of "A Raisin In The Sun" opposite Sean Combs, Audra McDonald, Phylicia Rashad, and Sanaa Lathan.  Harts has played supporting roles in several films, including the film "Home" directed by Jono Oliver which was nominated for an NAACP Image Award for best director in 2014.  He played recurring character Deputy Dennis Luckey on the HBO series "The Leftovers" created by Damon Lindelof and Tom Perrotta, directed by Peter Berg.  He currently plays recurring character Dale Christo on the new Showtime series "Billions" Harts is a graduate of The Juilliard School.

Diane Russell (NYPD Blue): Diane Russell was a fictional character in the television series "NYPD Blue".  She was played by Kim Delaney in Season 2 as a recurring character, from Seasons to 3 to 8 as a primary character, and a recurring character again in Seasons 10 and 11.

Supporting paragraphs: Martok J. G. Hertzler
Answer: March 18, 1950