Question: Who wrote the film, based on a novel by Stephen King, in which  Polish-American actor and comedian Robert Prosky appeared  in 1983?

Context articles: Age Isn't Everything
Robert Prosky
Mrs. Doubtfire
John Prosky
Broadcast News (film)
Gremlins 2: The New Batch
The Skeptic (film)
Christine (1983 film)
Storm of the Century
Sleeping Beauties (novel)

Age Isn't Everything (a.k.a. Life in the Food Chain) is a 1991 comedy film directed by Douglas Katz, and starring Jonathan Silverman, Robert Prosky, and Rita Moreno.
 The film premiered at the 1991 American Film Market, and was consecutively released on video by Live Home Video.
Robert Prosky (December 13, 1930 – December 8, 2008) was an Polish-American actor and comedian.
 He became a well known supporting actor in the 1980s and 1990s with his roles in "Thief" (1981), "Christine" (1983), "The Natural" (1984), and "Broadcast News".
 Prosky's other notable movies include "" (1990), "Hoffa" (1992), "Mrs. Doubtfire" (1993), "Last Action Hero" (1993), "Miracle on 34th Street" (1994), "Dead Man Walking" (1995), and "Mad City" (1997).
Mrs. Doubtfire is a 1993 American comedy-drama film directed by Chris Columbus and written for the screen by Randi Mayem Singer and Leslie Dixon, who based their story and script on the novel "Alias Madame Doubtfire," written by Anne Fine.
 It stars Robin Williams (who also served as a co-producer of the film), Sally Field, Pierce Brosnan, Harvey Fierstein, and Robert Prosky.
 It follows a recently divorced actor who dresses up as a female housekeeper to be able to interact with his children.
 The film addresses themes of divorce, separation and the effect it has on a family.
John Prosky is an American film, theatre, and television actor.
 His numerous TV credits include "NYPD Blue", "ER", "Heroes", "Criminal Minds", "True Blood", "JAG", "My So-Called Life", "", "The Practice", "The X-Files", "The West Wing", "Charmed", "24", "House", "Grey's Anatomy", "Veronica Mars", "Fringe," and the web series "Red Bird".
 His film credits include "The Nutty Professor", "Bowfinger", and "A.I. Artificial Intelligence".
 He also contributed voice work to the "L.A. Noire" video game.
 He is the son of actor Robert Prosky.
Broadcast News is a 1987 romantic comedy-drama film written, produced and directed by James L. Brooks.
 The film concerns a virtuoso television news producer (Holly Hunter), who has daily emotional breakdowns, a brilliant yet prickly reporter (Albert Brooks) and his charismatic but far less seasoned rival (William Hurt).
 It also stars Robert Prosky, Lois Chiles, Joan Cusack, and Jack Nicholson (billed only in the end credits) as the evening news anchor.
Gremlins 2: The New Batch is a 1990 American comedy horror film, and the sequel to the 1984 film "Gremlins".
 It was directed by Joe Dante and written by Charles S. Haas, with creature designs by Rick Baker.
 It stars Zach Galligan, Phoebe Cates, John Glover, Robert Prosky, Haviland Morris, Dick Miller, Jackie Joseph, Robert Picardo and Christopher Lee; additionally, the film features Tony Randall and Frank Welker providing the voices for two gremlins.
 The story continues the adventures of the creature Gizmo (once again voiced by Howie Mandel), who spawns numerous small monsters when wet.
 In the first film, Gizmo's offspring rampaged through a small fictional town.
 In "Gremlins 2", Gizmo multiplies within a skyscraper in New York City.
 The new creatures thus pose a serious threat to the city should they be able to leave the building, and much of the story involves the human characters' efforts to prevent this disaster.
The Skeptic is a 2009 American suspense thriller film written and directed by Tennyson Bardwell.
 Starring Tim Daly, Zoe Saldana, and Tom Arnold, and featuring Robert Prosky and Edward Herrmann, it depicts the story of an attorney who inherits a seemingly haunted house, though he does not believe in the supernatural.
Christine is a 1983 American horror film directed by John Carpenter and starring Keith Gordon, John Stockwell, Alexandra Paul, and Harry Dean Stanton.
 The film also features supporting performances from Roberts Blossom and Kelly Preston.
 Written by Bill Phillips and based on the novel of the same name by Stephen King, the plot follows a sentient and violent vintage Plymouth Fury named Christine, and its effects on the car's new teenage owner.
Storm of the Century, alternatively known as Stephen King's Storm of the Century, is a 1999 horror TV miniseries written by Stephen King and directed by Craig R. Baxley.
 Unlike many other King mini-series, "Storm of the Century" was not based upon a Stephen King novel—King wrote it as a screenplay from the beginning.
 The screenplay was published in February 1999.
Sleeping Beauties is a novel by American writers Stephen King and his son Owen King, released on September 26, 2017.
 The book was first mentioned during a promotional appearance on Q, a CBC Radio program, based in Toronto, Ontario, Canada.
 Of the novel, Stephen King stated, "Owen brought me this dynamite idea and I've collaborated a couple of times with Joe.
 I'm not going to say what the idea is because it's too good."
 The novel was officially announced in June 2016 and is said to take place in a women's prison in West Virginia during a strange mystical occurrence that causes all the women in the world to fall asleep.
 An excerpt was published on September 1, 2017 by "Entertainment Weekly" in their special "The Ultimate Guide to Stephen King" issue.