Title: The Castle (novel)
Content: The novel was adapted for radio in May 2015 in two parts by Ed Harris on BBC Radio 4. The cast included Dominic Rowan as "K.", Sammy T. Dobson as Frieda, Mark Benton as Jeremias, Daniel Weyman as Artur, Stephen Greif as Teacher, Rachel Bavidge as Gardena/Amalia, Victoria Elliott as Olga, Neil Grainger as Barnabas. Jonathan Cullen as Chief Superintendent and Dominic Deakin as Hans. 
Title: The Castle (1968 film)
Content:  The Castle (Das Schloß) is a 1968 West German film directed by Rudolf Noelte and starring Maximilian Schell, Cordula Trantow, Trudik Daniel and Helmut Qualtinger. It is based on the 1926 eponymous novel by Franz Kafka. The film won two German Film Awards. It was chosen as West Germany's official submission to the 44th Academy Awards for Best Foreign Language Film, but did not manage to receive a nomination. It was also listed to compete at the 1968 Cannes Film Festival, but the festival was cancelled due to the events of May 1968 in France. The film's sets were designed by the art director Hertha Hareiter.
Title: The Castle (1994 film)
Content:  The Castle (Замок) is a 1994 film directed by Aleksei Balabanov. It is the second notable screen version of Kafka’s unfinished novel The Castle. It tells of an individual desperately trying to preserve his identity while struggling against sinister and invisible bureaucrats who rule the village from inside the titular castle. The picture is noted for costumes/sets design in bruegelian style, it won Best Art Direction and Best Costumes at the 1994 Nika Awards.
Title: The Castle (1997 Austrian film)
Content:  The Castle (Das Schloß) is a 1997 film by Austrian director Michael Haneke. It is an adaptation of Franz Kafka's absurdist 1926 novel released theatrically in Germany, The Czech Republic, Japan, Canada, and the USA and on television in Austria.
Title: The Castle (1997 Australian film)
Content:  The Castle is a 1997 Australian comedy film directed by Rob Sitch. It stars Michael Caton, Anne Tenney, Stephen Curry, Anthony Simcoe, Sophie Lee and Wayne Hope as the Kerrigan Family, as well as Tiriel Mora, Robyn Nevin, Eric Bana, Costas Kilias and Charles 'Bud' Tingwell. The screenwriting team consisted of Rob Sitch, Santo Cilauro, Tom Gleisner and Jane Kennedy of Working Dog Productions, all of whom were veteran writers and performers on ABC's The Late Show and The D-Generation. The Castle was filmed in 11 days on a budget of approximately A$750,000. The film gained widespread acclaim in Australia and New Zealand, where it is considered one of the greatest Australian films ever made. It grossed A$10,326,428 at the box office in Australia, but was not distributed globally. The film's title is based upon the English saying, repeatedly referred to in the film, "a man's home is his castle". Its humour plays on the national self-image, most notably the concept of working-class Australians and their place in modern Australia.
Title: The Castle (novel)
Content: The Castle (Das Schloß), a 1968 German film directed by Rudolf Noelte, starring Maximilian Schell as K. ; Linna, a 1986 Finnish adaptation directed by Jaakko Pakkasvirta. In this film, the main character's name was Josef K, which is the protagonist of Kafka's novel The Trial. ; The Castle (Замок), a 1994 Russian film directed by Aleksei Balabanov, starring Nikolay Stotsky as K. ; The Castle (Das Schloß), a 1997 Austrian film directed by Michael Haneke, starring Ulrich Mühe as K. The book was adapted to screen several times.
Title: The Castle (1994 film)
Content: Nikolay Stotsky – Zemlemer ; Svetlana Pismichenko – Frida ; Viktor Sukhorukov – Zemlemer's assistant Jeremiah ; Anwar Libabov – Zemlemer's assistant Arthur ; Igor Shibanov – Brunswick ; Aleksei German – Clamm ; Bolot Beyshenaliyev – village headman ; Olga Antonova – Innkeeper 
Title: We Have Always Lived in the Castle (film)
Content:  The film, the first screen adaptation of Shirley Jackson's novel of the same name, was originally reported to be in development in August 2009, when Michael Douglas's production company Further Films announced its attachment to the project written by Mark Kruger. Jackson's eldest son, Laurence Hyman, was also reported to be producing in some capacity. In August 2016, Stacie Passon was reported to be directing the film, with Jared Ian Goldman and Robert Mitas producing, and Douglas and Robert Halmi Jr. serving as executive producers.
Title: Castle (TV series)
Content:  Castle is an American crime mystery and comedy-drama television series, which aired on ABC for a total of eight seasons from March 9, 2009, to May 16, 2016. The series was produced jointly by Beacon Pictures and ABC Studios. Created by Andrew W. Marlowe, it primarily traces the lives of Richard Castle (Nathan Fillion), a best-selling mystery novelist, and Kate Beckett (Stana Katic), a homicide detective, as they solve various unusual crimes in New York City. Detective Beckett is initially infuriated at the thought of working with a writer and goes to great lengths to keep him out of her way. However, the two soon start developing feelings for each other. The overarching plot of the series focused on the romance between the two lead characters and their ongoing investigation of the murder of Beckett's mother. On May 12, 2016, it was announced that despite some cast members signing one-year contracts for a potential ninth season, the show was canceled.
Title: The Castle (1968 film)
Content: Maximilian Schell as 'K' ; Cordula Trantow as Frieda ; Trudik Daniel as Innkeeper's Wife ; Friedrich Maurer as Mayor ; Helmut Qualtinger as Burgel ; Else Ehser as Mizzi ; E. O. Fuhrmann as Momus ; Karl Hellmer as Schoolmaster ; Benno Hoffmann as Uniformed Man ; Hanns Ernst Jäger as Landlord ; Iva Janžurová as Olga ; Georg Lehn as Barnabas ; Leo Mally as Gerstäcker ; Franz Misar as Arthur ; Johann Misar as Jeremiah ; Armand Ozory as Erlanger ; Hans Pössenbacher as Innkeeper ; Martha Wallner as Amalia 

Question: Who was the screenwriter for The Castle?
Answer: Maximilian Schell.