Question: What role on "The Facts of Life" did the actress who appeared in The Double McGuffin portray?
Context: Lisa Diane Whelchel (born May 29, 1963) is an American actress, singer, songwriter, author, and public speaker.  She is known for her appearances as a Mouseketeer on "The New Mickey Mouse Club" and her nine-year role as the preppy and wealthy Blair Warner on "The Facts of Life".  In 1984, she was nominated for a Grammy Award for Best Inspirational Performance for her contemporary Christian album, "All Because of You".  Since 2009, she has been a regular speaker with Women of Faith Christian conferences.  In 2012, Whelchel participated as a contestant on the CBS competitive reality series "" and tied for second place.  She was also voted fan favorite and was awarded $100,000. The following is the list of film, television and theatre credits of American actress Cloris Leachman.  She has appeared in the films "Butch Cassidy and the Sundance Kid" (1969), "The Last Picture Show" (1971), "Young Frankenstein" (1974), "Yesterday" (1981), "A Troll in Central Park" (1994), "Now and Then" (1995), "Spanglish" (2004), "New York, I Love You" (2009), and "The Croods" (2013).  Her television work includes her reoccurring role on "The Mary Tyler Moore Show" (1970–1975) which then led to her own spin off, "Phyllis" (1975–1977).  She has also appeared on "The Facts of Life" (1986–1988), "Malcolm in the Middle" (2001–2006) and "Raising Hope" (2010–2014). Jeong Ah Yim (張炎; "c." 1814–"c." 1893)" a.k.a." Jeung Yim, Cheung Yim, Cheung Hung Sing, Jeong Hung Sing, Jeong Hong Sing, Zhang Yan, Zhang Hongsheng; is recognized as an important contributor to the expansion of Choy Li Fut - a Chinese martial arts system, but his role in the development is unclear as exemplified in the variety of stories reported about his life, his involvement with the development of Choy Li Fut, and his anti-Qing revolutionary activities.  Few authenticated facts are known about Jeong Yim but his legacy and influence on Choy Li Fut can still be felt today.  Like all great martial artists; myths, stories, and legends, which surround them are often mistaken and confused as facts. The Double McGuffin is a 1979 American mystery film written and directed by Joe Camp.  The film starred Ernest Borgnine and George Kennedy, alongside a group of young actors, some of whom later became well-known names in the U.S., including Lisa Whelchel, who would go on to star in the sitcom "The Facts of Life". Molly Kathleen Ringwald (born February 18, 1968) is an American actress, singer, dancer, and author.  She was cast in her first major role as Molly in "The Facts of Life" (1979–80) after a casting director saw her playing an orphan in a stage production of the musical "Annie".  She and several other members of the original Facts of Life cast were let go when the show was reworked by the network.  She made her motion picture debut in the independent film "Tempest" (1982), which earned her a Golden Globe nomination. Joseph S. Camp, Jr. (born April 20, 1939 in St. Louis, Missouri) is a motion picture director and writer who is best known as the creator and director of the Benji films as well as "Hawmps! " and "The Double McGuffin". Johnny Haymer (January 19, 1920 – November 18, 1989) was an American actor who played Staff Sergeant Zelmo Zale, a recurring character in the television series "M*A*S*H".  Haymer also was one of the announcers for the Nipsey Russell-hosted game show "Your Number's Up", and appeared as one of the servers in the original McDonald's "You deserve a break today" commercial, and in the mid-1980s, provided his voice for the characters Swindle, Vortex, Highbrow, and Caliburst in "The Transformers".  He played butler Walter Pinkerton to puppet Madame in 1982-83 on "Madame's Place".  Haymer also appeared in the next-to-last episode of "", "".  Among Haymer's many TV appearances are his role as a cop on an episode of "The Facts of Life" (entitled "Under Pressure") in 1983, and his appearance on "The Golden Girls" in 1986 in the season one episode "It's a Miserable Life" as a judge.  These two were only brief appearances on screen. Sarah Glendening (born September 20, 1982) is an American actress.  In 2009, she joined the cast as the fifth actress to portray Lucy Montgomery on the CBS soap "As the World Turns".  She played the role until the show's cancellation in September 2010.  In October 2010, it was announced she would be joining "All My Children" as the second actress to portray Marissa Tasker. Kerry Noonan (born January 25, 1960) is a professor at Champlain College and a former actress.  She is best known for appearing in the role of Paula in "".  Her only starring role was in the episode "A Message from Charity" of the television series "The Twilight Zone (1985 TV series)".  She also appeared in episodes of "Taxi", "The Facts of Life", "Family Ties", "Mr. Belvedere", "St. Elsewhere", and "Murder, She Wrote", and had recurring roles on "China Beach" and "Knots Landing".  She was a founding member of the City Stage theater company in Los Angeles, and performed in various Equity theater productions in California and Arizona from 1982 - 1995. Wanda De Jesus (born August 26, 1958) is an American actress.  She is most notably recognized for her role as the fourth actress to portray Santana Andrade in NBC's soap opera "Santa Barbara".  Aside from her work on soap operas, De Jesus appeared in several TV shows in a guest starring role, and she had a recurring role on the CBS crime series "" as MDPD Detective Adelle Sevilla.  On the week of June 14, 2010, she made her debut on "All My Children" as Iris Blanco, the mayor of Pine Valley.  In 2010, De Jesus was cast as the head of the police squad on "", but the role – which had already been changed significantly before De Jesus joined – was changed again and reshot with a different actress after two episodes had been filmed.
Answer: Blair Warner