Question: Which Norwegian skater starred in the film Iceland?

full_context: Document 1: Iceland (film): Iceland (1942) is a 20th Century Fox musical film directed by H. Bruce Humberstone set in Iceland, starring skater Sonja Henie and John Payne as a U.S. Marine posted in Iceland during World War II. The film was titled Katina in Great Britain and Marriage on Ice in Australia.
Document 2: Second Fiddle (1939 film): Second Fiddle is a 1939 American musical romance film directed by Sidney Lanfield, starring Sonja Henie, Tyrone Power, Rudy Vallee and Lyle Talbot and released by 20th Century Fox. The score was composed by Irving Berlin. The screenplay involves a Hollywood publicity agent who falls in love with a new actress he helped to discover. The film parodies the extensive search for an actress to play Scarlett O'Hara in "Gone with the Wind". It is sometimes known as Irving Berlin's Second Fiddle.
Document 3: Victor Orsatti: Victor Manuel Orsatti (November 25, 1905 – June 9, 1984) was an American talent agent and film producer. As an agent, he represented some of the biggest stars of the 1930s and 1940s, including Judy Garland, Betty Grable, and Edward G. Robinson, as well as directors Frank Capra and George Stevens. He was credited with persuading figure skating champion Sonja Henie to move to Hollywood and become an actress after the 1936 Winter Olympics. He later became a motion picture and television producer, whose works include "Flight to Hong Kong" and the television series "The Texan". He was also married to actress June Lang, singer/actress Marie "The Body" McDonald, and model/actress Dolores Donlon.
Document 4: Suspense (1946 film): Suspense is a 1946 film noir directed by Frank Tuttle. The ice-skating-themed movie starred Barry Sullivan and former Olympic skater Belita, who would team up again with Sullivan in 1947 for the film, "The Gangster". It was also the last film appearance of actor Eugene Pallette. At a cost of 1.1 million dollars, it was considered the most expensive film put out by Monogram Pictures.
Document 5: Ice Princess: Ice Princess is a 2005 American figure-skating film directed by Tim Fywell, written by Hadley Davis from a story by Meg Cabot and Davis, and starring Michelle Trachtenberg, Joan Cusack, Kim Cattrall and Hayden Panettiere. The film focuses on Casey Carlyle, a normal teenager who gives up a promising future academic life in order to pursue her new-found dream of being a professional figure skater. The film was released on March 18, 2005. "Ice Princess" had an unsuccessful performance at the box office, grossing $24 million in the United States during its theatrical run against a production budget of $25 million. It did, however, inspire Zahra Lari, a Muslim in the United Arab Emirates, to take up the sport, become an Olympics 2018 hopeful, and inspire more freedom for women.
Document 6: Sonja Henie: Sonja Henie (8 April 1912 – 12 October 1969) was a Norwegian figure skater and film star. She was a three-time Olympic Champion (1928, 1932, 1936) in Ladies' Singles, a ten-time World Champion (1927–1936) and a six-time European Champion (1931–1936). Henie won more Olympic and World titles than any other ladies' figure skater. At the height of her acting career, she was one of the highest paid stars in Hollywood and starred in a series of box-office hits, including "Thin Ice" (1937), "My Lucky Star" (1938), "Second Fiddle" (1939) and "Sun Valley Serenade" (1941).
Document 7: Wilhelm Henie: Wilhelm Henie (7 September 1872 – 10 May 1937) was a Norwegian sportsman and furrier. He was track cycling World Champion in 1894, and competed at the European Speed Skating Championships in 1896. Henie was coach and manager for his daughter Sonja, who became a famous figure skater and later film actress.
Document 8: Neptune's Daughter (1949 film): Neptune's Daughter is a 1949 Technicolor musical romantic comedy film released by Metro-Goldwyn-Mayer starring Esther Williams, Red Skelton, Ricardo Montalbán, Betty Garrett, Keenan Wynn, Xavier Cugat and Mel Blanc. It was directed by Edward Buzzell, and features the Academy Award winning song "Baby, It's Cold Outside" by Frank Loesser.
Document 9: Olivia de Havilland: Dame Olivia Mary de Havilland, {'1': ", '2': ", '3': ", '4': "} ( ; born July 1, 1916) is a retired American actress. Her career spanned from 1935 to 1988. She appeared in 49 feature films, and was one of the leading movie stars during the golden age of Classical Hollywood. She is best known for her early screen performances in "The Adventures of Robin Hood" (1938) and "Gone with the Wind" (1939), and her later award-winning performances in "To Each His Own" (1946), "The Snake Pit" (1948), and "The Heiress" (1949).
Document 10: Nancy Kerrigan: Nancy Ann Kerrigan (born October 13, 1969) is an American former figure skater. She won bronze medals at the 1991 World Championships and 1992 Winter Olympics, and a silver medal at the 1992 World Championships, before becoming the 1993 US National Champion.
Document 11: List of Icelandic films: The following is a list of notable films produced in Iceland by Icelanders. Star marked films are films in coproduction with Iceland. Although Arne Mattsson is Swedish, his film is included because it is based on a book by the Icelandic Nobel Prize-winning author Halldór Laxness.
Document 12: H. Bruce Humberstone: H. Bruce "Lucky" Humberstone (November 18, 1901 – October 11, 1984) was a movie actor (as a child), a script clerk, an assistant director, working with directors such as King Vidor, Edmund Goulding and Allan Dwan and, ultimately, a director.
Document 13: Marit Bjørgen: Marit Bjørgen (born 21 March 1980) is a Norwegian cross-country skier and six times Olympic champion from Midtre Gauldal, Norway. She is ranked first in the all-time Cross-Country World Cup rankings with 106 individual victories. Bjørgen is also the most successful sprinter in Cross-Country World Cup history, with twenty-nine victories. One of her most notable achievements was becoming the most successful athlete at the 2010 Winter Olympics by winning five medals, including three gold medals. She also won three gold medals at the 2014 Winter Olympics. With her 2014 medals, she became, alongside Raisa Smetanina and Stefania Belmondo, the most medaled female Winter Olympian. However, she has more gold medals amongst her 10 Olympic medals than either of them. She is well known for her endurance, fitness, technical strength, mental toughness, and also her finishing sprints. She excels equally in both classic and skate style skiing, and does well through all distances from the sprint events to the long distance ones.
Document 14: Luise Rainer: Luise Rainer ( ; 12 January 1910 – 30 December 2014) was a German and American film actress. She was the first actor to win more than one Academy Award, and at the time of her death, the longest-lived recipient.
Document 15: Dorothy Hamill: Dorothy Stuart Hamill (born July 26, 1956) is a retired American figure skater. She is the 1976 Olympic champion and 1976 World champion in ladies' singles.
ground_truth: Sonja Henie