Question: Who portrayed the character in "Criminal Minds" that quit in "The Boogeyman"?

Context articles: Emily Prentiss
Elle Greenaway
Erica Messer
Criminal Minds (franchise)
Lee Sun-bin (actress)
Criminal Minds: Beyond Borders
List of Criminal Minds: Beyond Borders episodes
Criminal Minds: Suspect Behavior
Debra J. Fisher
Criminal Minds

Emily Prentiss is a fictional character on the CBS crime drama "Criminal Minds", portrayed by Paget Brewster.
 Prentiss first appeared in "The Last Word" (episode nine of season two), replacing Agent Elle Greenaway, who had quit in "The Boogeyman".
 Her role in the show's sixth season was reduced, for what Brewster believed to be financial reasons.
 However, reports on May 28, 2011 at Deadline confirmed that Brewster would be returning to her role for the show's seventh season.
Elle Greenaway is a fictional character from the CBS crime drama "Criminal Minds", portrayed by Lola Glaudini throughout the first season and the beginning of the second season.
Erica Messer is an American television writer, producer, and story editor.
 She has written episodes of television series such as "Alias", "The O.C.", "Charmed", and "Criminal Minds".
 She has also co-produced two television shows: "Charmed" and "Criminal Minds", as well as acting as a story editor on "Alias" and executive story editor on "The O.C."
Criminal Minds is a media franchise of American television programs created by Jeff Davis.
 The police procedural thriller series follow the work of the members of the Behavioral Analysis Unit (BAU) of the FBI .
 The original television series "Criminal Minds" premiered on September 22, 2005 on CBS, followed by spin-offs "" and "" which premiered on the same network on February 16, 2011 and March 16, 2016 respectively.
Lee Sun-bin (born Lee Jin-kyung on January 7, 1994) is a South Korean actress and singer.
 She is known for starring in "38 Revenue Collection Unit", "Missing Nine" and currently Criminal Minds.
 She joined a member of disbanded girl group JQT, following Minsun's departure in September 2011, until the group's disbandment in 2012.
 On July 29, 2016, Imagine Asia revealed that Lee Sun-bin is preparing to debut in a girl group.
 She is currently starring in "Criminal Minds".
Criminal Minds: Beyond Borders is an American police procedural series created by Erica Messer that aired on CBS from March 16, 2016, to May 17, 2017.
 The show is produced by The Mark Gordon Company in association with CBS Television Studios and ABC Studios.
 The production is a spin-off from original series, "Criminal Minds", airing on the same network, and is the third series in the "Criminal Minds" franchise.
 "Criminal Minds: Beyond Borders" follows an elite team of FBI agents of the fictional International Response Team (IRT) tasked with solving cases that involve American citizens on international soil.
 CBS aired a backdoor pilot on an episode of "Criminal Minds" on April 8, 2015, introducing the characters with a crossover episode eponymously titled "Beyond Borders".
 The series was originally intended to premiere on March 2, 2016, but was pushed back by two weeks and instead premiered on March 16, 2016, and filled the Wednesday 10:00pm time slot, airing immediately after the original "Criminal Minds".
"" is an American police procedural that debuted on CBS on March 16, 2016.
 The series is a spin-off of another series "Criminal Minds" aired on the same network, and is the third show in the "Criminal Minds" franchise.
 "Criminal Minds: Beyond Borders" follows an elite team of profilers and agents from the FBI's International Response Team (IRT).
 This team solves cases that involve American citizens in trouble on international soil.
 CBS aired a backdoor pilot on an episode of "Criminal Minds" on April 8, 2015, introducing the characters with a crossover episode eponymously titled "Beyond Borders".
 The series follows special agents , Clara Seger, , Russ Montgomery and Mae Jarvis.
 On May 16, 2016, CBS renewed the series for a second and final season, which premiered on March 8, 2017.
Criminal Minds: Suspect Behavior is an American police procedural drama starring Forest Whitaker and Janeane Garofalo that aired on CBS.
 The show debuted on February 16, 2011, as a spin-off of another series "Criminal Minds" aired on the same network, and is the second show in the "Criminal Minds" franchise.
 This edition's profiling team also worked for the Federal Bureau of Investigation's Behavioral Analysis Unit (BAU) in Quantico, Virginia.
 In an April 2010 episode of "Criminal Minds" ("The Fight"), during the show's fifth season, the original team met the new team and worked with them to find a San Francisco serial killer, with the episode serving as the new series' backdoor pilot.
Debra J. Fisher is an American television writer and producer.
 She has written episodes for television series such as "Alias", "The O.C.", "Charmed", "Criminal Minds", "The Forgotten", "", "Twisted" and "Witches of East End".
 She has also been a co-producer of "Charmed" and "Criminal Minds", as well as a story editor on "Alias" and executive story editor on "The O.C.".
Criminal Minds is an American police procedural crime drama television series created by Jeff Davis, and is the original show in the "Criminal Minds" franchise.
 It premiered on September 22, 2005, on the broadcast network CBS and October 5, 2005, on CTV.
 The series is produced by The Mark Gordon Company, in association with CBS Television Studios and ABC Studios (a subsidiary of The Walt Disney Company).
 "Criminal Minds" is set primarily at the FBI's Behavioral Analysis Unit (BAU) based in Quantico, Virginia.
 In accordance with the show's plot, "Criminal Minds" differs from many procedural dramas by focusing on profiling the criminal, called the unsub or "unknown subject", rather than the crime itself.