Question: Grandma's Boy is a 2006 gross out comedy film that co-stars an American actress who during her career has appeared in more than how many feature films?

Context paragraphs:
Eddie Dunn (actor): Eddie Dunn (March 31, 1896, Brooklyn, New York – May 5, 1951), born Edward Frank Dunn, was an American actor best known for his roles in comedy films,supporting many comedians such as Charley Chase (with whom he co-directed several short films), Charlie Chaplin, WC Fields and Laurel and Hardy.  He appeared in a 1950 episode of the TV series, "The Lone Ranger" entitled "Man Without a Gun".  Dunn also appeared as "Detective Grimes" in several of "The Falcon" series of films in the 1940s which starred George Sanders and later on his brother Tom Conway, and in many small and uncredited parts in many feature films until his death in 1951 aged 55.

Sarah Polley: Sarah Ellen Polley {'1': ", '2': ", '3': ", '4': "} (born January 8, 1979) is a Canadian actress, writer, director and political activist.  Polley first garnered attention as a child actress for her role as Sara Stanley in the Canadian television series "Road to Avonlea" (1990–1996).  She has starred in many feature films, including "Exotica" (1994), "The Sweet Hereafter" (1997), "Guinevere" (1999), "Go" (1999), "The Weight of Water" (2000), "My Life Without Me" (2003), "Dawn of the Dead" (2004), "Splice" (2009), and "Mr. Nobody" (2009).

Grandma's Boy (2006 film): Grandma's Boy is a 2006 American gross out stoner comedy film directed by Nicholaus Goossen.  Starring and written by Allen Covert and Nick Swardson.  the film features a video game tester who is forced to move in with his grandmother after being evicted from his home.  Alongside Covert and Swardson, the film co-stars Doris Roberts, Linda Cardellini, Shirley Jones, Shirley Knight, Peter Dante, Joel Moore, Jonah Hill and Kevin Nealon.

Daniel Pearl (cinematographer): Daniel Pearl, A.S.C. (born 1951 in The Bronx, New York) is an American cinematographer who has worked on many feature films, over 400 music videos and more than 250 commercials.  He is known for his cinematography work on various horror films, including "The Texas Chain Saw Massacre" (1974) and its 2003 remake, "" (2007), "Friday the 13th" (2009), and "The Boy" (2016).

Karin Konoval: Karin Konoval (born  1961 ) is an actress who has appeared in guest starring roles in numerous TV series and supporting lead roles in many feature films.  Her screen credits include Maurice the Orangutan in "Rise of the Planet of the Apes", "Dawn of the Planet of the Apes", and "War for the Planet of the Apes", Mrs. Peacock in the "X-Files" episode "Home", and the lead role of Mary Leonard in "Cable Beach", for which she received a Philip Borsos award.  She has received numerous awards for her work in theatre, performing lead roles in contemporary classics and a wide range of musicals.

Richard Vernon: Richard Vernon (7 March 1925 – 4 December 1997) was a British actor.  He appeared in many feature films and television programmes, often in aristocratic or supercilious roles.  Prematurely balding and greying, Vernon settled into playing archetypal middle-aged lords and military types while still in his 30s.

Alan Alda: Alan Alda ( ; born Alphonso Joseph D'Abruzzo; January 28, 1936) is an American actor, director, screenwriter, and author.  A seven-time Emmy Award and Golden Globe Award winner, he is widely known for his roles as Captain Hawkeye Pierce in the TV series "M*A*S*H" (1972–1983), hosting of "Scientific American Frontiers", and as Arnold Vinick in "The West Wing" (2004–2006).  He has also appeared in many feature films, most notably in "Crimes and Misdemeanors" (1989), as pretentious television producer Lester, and "The Aviator" (2004) as U.S. Senator Owen Brewster, the latter of which saw Alda nominated for the Academy Award for Best Supporting Actor.

Shirley Knight: Shirley Knight Hopkins (born July 5, 1936) is an American actress, who during her career has appeared in more than 50 feature films, playing leading and character roles, made-for-television movies and series, as well as Broadway and Off-Broadway productions.  She is a member of the Actors Studio.

John Quested (producer): John Quested (born 1935) has been the owner and chairman of Goldcrest Films since the early 1990s.  He began his career as a third assistant director on "The Concrete Jungle" in 1960 and has gone on to produce many feature films over the course of his career.

Varicam: VariCam is a brand name associated with the specialized Panasonic video cameras that are mostly used to imitate the look and feel of motion picture cameras.  They have been used for many feature films. VariCams' main feature is that the framerate can be changed to anywhere between 1 frame per second to 60 frames per second, offering flexibility in creating rapid or slow motion effects.  Film has traditionally been shot at 24 frames per second, while NTSC video uses 29.97 frames per second, therefore VariCams can be used for high end video production and film production.  Although the cameras are not cheap, their low cost in use has made them popular among independent filmmakers, and they are often available to rent from professional film camera rental companies.  The VariCam range has now matured into its latest generation, and is widely used in TV production, as well as film.

Supporting paragraphs: Grandma's Boy (2006 film) Shirley Knight
Answer: 50