Title: Armie Hammer
Content:  at the Seattle International Film Festival.  In 2010 Hammer's breakthrough film role was in David Fincher's The Social Network, about the creation of Facebook. He portrayed the identical twins Cameron and Tyler Winklevoss, with actor Josh Pence serving as a body double during filming. The filmmakers utilized computer-generated imagery during post-production to superimpose Hammer's face over Pence's as well as the use of split-screen photography in certain scenes. In preparation for the film, Hammer stated that he had to learn how to row on both sides of a boat in order to play the twins, who are rowing champions. Hammer 
Title: Armie Hammer
Content:  Armand Douglas Hammer (born August 28, 1986) is an American actor. The son of businessman Michael Armand Hammer and the great-grandson of oil tycoon Armand Hammer, he began his acting career with guest appearances in several television series. Hammer's first leading role was as Billy Graham in the 2008 film Billy: The Early Years, and he gained wider recognition for his portrayal of the twins Cameron and Tyler Winklevoss in David Fincher's biographical drama film The Social Network (2010), for which he won the Toronto Film Critics Association Award for Best Supporting Actor. Hammer portrayed Clyde Tolson in the biopic J. Edgar (2011), played the title character in the western The Lone Ranger (2013), and starred as Illya Kuryakin in the action film 
Title: The Social Network
Content:  Josh Pence is the body double for Hammer, playing both twins; he also appears in a cameo role as the man being detoured from the bathroom by Zuckerberg and Saverin.
Title: The D'oh-cial Network
Content:  also parodies the 2010 drama film The Social Network, which portrays the founding of Facebook by Mark Zuckerberg and the subsequent lawsuit by American rowers Cameron Winklevoss and Tyler Winklevoss who claimed Zuckerberg stole their idea. The Social Network, like the episode, features a scene in which the Winklevoss twins are seen rowing. In July 2011, it was announced in Entertainment Weekly that American actor Armie Hammer would make a guest appearance in "The D'oh-cial Network", playing the Winklevoss twins. Hammer previously attained that role in The Social Network. According to The Simpsons showrunner Al Jean, the staff of the show decided not to ask the Winklevoss twins to guest star in the episode as themselves because "We [the staff] 
Title: Armie Hammer
Content:  Hammer denied the Instagram messages were real and called them an online attack. Responding to the allegations of one of the former girlfriends, an attorney for Hammer stated, "These assertions about Mr. Hammer are patently untrue. Any interactions with this person, or any partner of his, were completely consensual in that they were fully discussed, agreed upon, and mutually participatory." Hammer subsequently dropped out of the upcoming film Shotgun Wedding. He later dropped out of his leading role in the upcoming Paramount+ drama series The Offer, stepped away from the upcoming Starz series Gaslit and the Broadway play The Minutes, and was removed from Billion Dollar Spy. Talent agency WME dropped Hammer as a client, and it was reported that his publicist would no longer represent him. 
Title: The Social Network
Content:  Casting began in mid-2009, with Jesse Eisenberg, Justin Timberlake, and Andrew Garfield announced to star. Jonah Hill was in contention for Timberlake's role, but director David Fincher passed on him. In October 2009, Brenda Song, Rooney Mara, Armie Hammer, Shelby Young, and Josh Pence were cast. Max Minghella and Dakota Johnson were also confirmed. In a 2009 interview with The Baltimore Sun, Eisenberg said, "Even though I've gotten to be in some wonderful movies, this character seems so much more overtly insensitive in so many ways that seem more real to me in the best way. I don't often get cast as insensitive people, so it feels very comfortable: fresh and exciting, as if you never have to worry about the audience. Not that I worry about the audience anyway – it should be just the furthest thing from your mind. The Social Network is the biggest relief I've ever had in a movie". In 2010, it was mentioned that Rashida Jones would appear as Marylin Delpy.
Title: Armie Hammer
Content:   In May 2010, Hammer married television personality Elizabeth Chambers. The pair were introduced by Hammer's friend, artist Tyler Ramsey. They have two children. On July 10, 2020, Hammer and Chambers announced their separation via Instagram. Hammer is known for his outspoken, politically and socially charged views on social media. In 2011, Hammer was arrested at a United States Border Patrol checkpoint in West Texas after marijuana was discovered in his car. El Paso's attorney declined to prosecute the case, as the amount of marijuana Hammer had would amount to a misdemeanor. In 2013, Hammer said the arrest "was a misunderstanding of laws and interstate laws versus state laws and apparently federal laws supersede state laws."
Title: Armie Hammer
Content:  romance Rebecca, directed by Ben Wheatley and co-starring Lily James; and in 2021, he appeared with Gary Oldman and Evangeline Lilly in the opioid crisis thriller Crisis. Hammer is part of an ensemble cast in director Kenneth Branagh's upcoming adaptation of Agatha Christie's Death on the Nile. In 2020 he acted in Taika Waititi's upcoming sports comedy Next Goal Wins alongside Michael Fassbender, Elisabeth Moss, Beulah Koale, and Rachel House. In 2021, Hammer both dropped out of and was dropped from a number of acting productions in development, in the wake of sexual and emotional abuse allegations, including a sexual assault investigation.
Title: Cameron Winklevoss
Content:  Winklevoss and his brother Tyler are both played by actor Armie Hammer in The Social Network (2010), a film directed by David Fincher about the founding of Facebook. Actor Josh Pence was the body double for Tyler with Hammer's face superimposed. The twins were depicted on the cartoon comedy show The Simpsons in the eleventh episode of Season 23 in the episode called "The D'oh-cial Network" which aired on January 15, 2012. The Winklevoss twins are seen rowing in the 2012 Olympic Games against Marge Simpson's sisters Patty and Selma. There is a reference made to the $65 million Facebook settlement. Cameron and Tyler are featured as the main protagonists in the 2019 novel Bitcoin Billionaires: A True Story of Genius, Betrayal, and Redemption.
Title: Tyler Winklevoss
Content:  Tyler and his brother Cameron are both played by actor Armie Hammer in The Social Network (2010), a film directed by David Fincher about the founding of Facebook. Actor Josh Pence was the body double for Tyler with Hammer's face superimposed. The twins were depicted on the animated television show The Simpsons in the eleventh episode of Season 23 in the episode called "The D'oh-cial Network" which aired on January 15, 2012. The Winklevoss twins are seen rowing in the 2012 Olympic Games against Marge Simpson's sisters Patty and Selma. There is a reference made to the $65 million Facebook settlement. Tyler and Cameron are featured as the main protagonists in the 2019 novel Bitcoin Billionaires: A True Story of Genius, Betrayal, and Redemption

Question: who did armie hammer play in the social network?
Answer: Jesse Eisenberg.