Question: What role is played by Sebastian Arcelus in the television series staring Téa Leoni as Dr. Elizabeth McCord?

full_context: Document 1: Caleb McLaughlin: Caleb McLaughlin (born October 13, 2001) is an American actor. He began his career on the Broadway stage as Young Simba in the musical "The Lion King". Since 2016, he has portrayed Lucas Sinclair in the Netflix science fiction drama series "Stranger Things". Industry reports have confirmed that he will return in Season 2. In 2017, McLaughlin appeared in the BET miniseries "The New Edition Story" as Ricky Bell.
Document 2: Madam Secretary (TV series): Madam Secretary is an American political drama television series created by Barbara Hall and executive produced by Lori McCreary and Morgan Freeman. It stars Téa Leoni as Dr. Elizabeth McCord. The series primarily describes main character Dr. Elizabeth McCord's fight to balance her family and her work as the US Secretary of State. The series premiered on September 21, 2014. On October 27, 2014, CBS placed a full season order consisting of 22 episodes for the first season. On March 23, 2017, CBS renewed the series for a fourth season. s of 21, 2017, episodes of "Madam Secretary " have aired, concluding the first half of the  season.
Document 3: List of House of Cards episodes: "House of Cards" is an American political drama web television series created by Beau Willimon for Netflix. The first season, based on the BBC miniseries of the same name and the series of books by Michael Dobbs, premiered exclusively via Netflix's web streaming service on February 1, 2013.
Document 4: James D'Arcy: James D'Arcy (born Simon Richard D'Arcy; 24 August 1975) is an English actor. He is best known for his portrayals of Howard Stark's butler, Edwin Jarvis, in the Marvel Entertainment and ABC series, "Agent Carter", and murder suspect Lee Ashworth in the second series of the ITV series "Broadchurch". D'Arcy also co-starred as a British Army Colonel in Christopher Nolan's action-thriller "Dunkirk" (2017).
Document 5: Sebastian Arcelus: Sebastian Carlos Arcelus (born November 5, 1976) is an American actor, best known for his roles as Lucas Goodwin in the Netflix TV series "House of Cards" from 2013 to 2016 and Jay Whitman in the CBS TV series "Madam Secretary".
Document 6: House of Cards (U.S. TV series): House of Cards is an American political thriller web television series created by Beau Willimon. It is an adaptation of the BBC's miniseries of the same name and is based on the novel by Michael Dobbs. The thirteen-episode first season premiered on February 1, 2013, on the streaming service Netflix. Thirteen-episode seasons followed on February 14, 2014; February 27, 2015; March 4, 2016; and May 30, 2017. Willimon has stated that plans for the show's future are decided after each season.
Document 7: List of House of Cards characters: "House of Cards" is an American political drama web television series created by Beau Willimon for Netflix. It is an adaptation of the BBC's miniseries of the same name and is based on the novel by Michael Dobbs. Below is a list consisting of the many characters who have appeared throughout the series' seasons.
Document 8: Madam Secretary (TV series): Madam Secretary is an American political drama television series created by Barbara Hall and executive produced by Lori McCreary and Morgan Freeman. It stars Téa Leoni as Dr. Elizabeth McCord. The series primarily describes main character Dr. Elizabeth McCord's fight to balance her family and her work as the US Secretary of State. The series premiered on September 21, 2014. On October 27, 2014, CBS placed a full season order consisting of 22 episodes for the first season. On March 23, 2017, CBS renewed the series for a fourth season. s of 21, 2017, episodes of "Madam Secretary " have aired, concluding the first half of the  season.
Document 9: C. J. Cregg: Claudia Jean "C. J." Cregg is a character played by Allison Janney on the television serial drama "The West Wing". The role earned Janney the Primetime Emmy Award for Outstanding Supporting Actress in a Drama Series (2000, 2001) and Outstanding Lead Actress in a Drama Series (2002, 2004). From the beginning of the series until the sixth season, she is White House Press Secretary in the administration of President Josiah Bartlet. After that, she is White House Chief of Staff until the last episode, when Bartlet's successor is inaugurated. The character is supposedly loosely based on Clinton Press Secretary Dee Dee Myers, who served as a consultant to the show.
Document 10: Elisabeth Moss: Elisabeth Singleton Moss (born July 24, 1982) is an American film, stage, and television actor. She is known for her roles as Zoey Bartlet, the youngest daughter of President Josiah Bartlet, on the NBC television series "The West Wing" (1999–2006); Peggy Olson, secretary-turned-copywriter, on the AMC series "Mad Men" (2007–2015), which earned her six Emmy Awards nominations and a Golden Globe nomination; Det. Robin Griffin in the BBC miniseries "Top of the Lake" (2013, 2017), which won her a Golden Globe for Best Actress in a Miniseries or TV Film; and Offred on the Hulu series "The Handmaid's Tale", for which she won the Primetime Emmy Award for Outstanding Lead Actress in a Drama Series and the Primetime Emmy Award for Outstanding Drama Series, as producer.
Document 11: House of Cards (season 1): The first season of the American television drama series "House of Cards" premiered exclusively via Netflix's web streaming service on February 1, 2013. The season was produced by Media Rights Capital, and the executive producers are David Fincher, Kevin Spacey, Eric Roth, Joshua Donen, Dana Brunetti, Andrew Davies, Michael Dobbs, John Melfi, and Beau Willimon.
Document 12: Elizabeth McCord (character): United States Secretary of State Elizabeth "Bess" Adams McCord is a fictional character and the protagonist of the CBS TV series "Madam Secretary". She is portrayed by Téa Leoni.
Document 13: Political Animals (miniseries): Political Animals is a six-episode American comedy-drama miniseries created by Greg Berlanti. The series aired in the United States on USA Network from July 15 through August 19, 2012. Sigourney Weaver portrays Elaine Barrish, a divorced former First Lady and Governor of Illinois, as well as the current Secretary of State. Weaver and the show's production team acknowledge that the lead character has some similarities to Hillary Clinton. They say that the premise of the show is "very much about all families who have been in the White House, the price they've paid for being there and the fact that those same families will often try or continue to try to get back into the White House again."
Document 14: The Good Wife: The Good Wife is an American legal and political drama television series that aired on CBS from September 22, 2009, to May 8, 2016. The series focuses on Alicia Florrick, the wife of the Cook County State's Attorney, who returns to her career in law after the events of a public sex and political corruption scandal involving her husband. The series, created by Robert and Michelle King, stars Julianna Margulies, Josh Charles, Christine Baranski, Matt Czuchry, Archie Panjabi, and Alan Cumming, and features Chris Noth in a recurring role. The executive producers are Ridley Scott, Charles McDougall, and David W. Zucker. "The Good Wife" is a heavily serialized show featuring several story arcs that carry over several episodes, as well as stand-alone procedural storylines that are concluded by the end of each episode. The serial plots have been especially showcased in its highly praised fifth season. This is a rarity among "The Good Wife"' s broadcaster CBS, as most of its shows are procedural.
Document 15: List of Madam Secretary episodes: "Madam Secretary" is an American political drama television series created by Barbara Hall and executive produced by Lori McCreary and Morgan Freeman. It stars Téa Leoni as Elizabeth "Bess" Adams McCord, an ex CIA analyst who becomes the United States Secretary of State. On March 23, 2017, CBS renewed the series for a fourth season, which will premiere on October 8, 2017. s of 21, 2017, episodes of "Madam Secretary " have aired, concluding the first half of the  season.
ground_truth: Jay Whitman