Title: Balance (1983 film)
Content: Georgi Georgiev-Getz as the screenwriter ; Plamena Getova as Elena ; Konstantin Kotsev as the film director ; Katerina Evro as Maria ; Pavel Popandov as Milko ; Vania Tzvetkova as the actress Vania ; Stefan Danailov as the actor ; Nevena Simeonova as Elena's mother ; Luchezar Stoyanov as the cameraman ; Ivan Dzhambazov as the chief of the production ; Maria Stefanova as the screenwriter's wife ; Stefan Ilyev as the friend of the Maria's father 
Title: La Balance
Content: Nathalie Baye – Nicole Danet ; Philippe Léotard – Dédé Laffont ; Richard Berry – Mathias Palouzi ; Christophe Malavoy – Tintin ; Maurice Ronet – Massina ; Tchéky Karyo – Petrovic ; Jean-Paul Comart – The Belgium ; Bernard Freyd – The Captain ; Albert Dray – Carlini ; Florent Pagny – Simoni ; Jean-Daniel Laval – Arnaud ; Luc-Antoine Diquero – Picard ; Anne-Claude Salimo – Sabrina ; Sam Karmann – Paulo Sanchez ; François Berléand – Inspector de la Mondaine 
Title: La Balance
Content:  La Balance (U.S. title: The Nark; literal translation : The Informer) is a 1982 French film directed by Bob Swaim. It stars Nathalie Baye, Philippe Léotard, Tchéky Karyo, Maurice Ronet and Jean-Paul Comart. It won the César Award for Best Film, Best Actor and Best Actress, and was nominated for Most Promising Actor (twice), Best Director, Best Writing – Original and Best Editing. The film had a total of 4,192,189 admissions in France becoming the 5th highest-grossing film of the year.
Title: Balance (1989 film)
Content:  Balance is a German surrealist stop-motion animated film, released in 1989. It was directed and produced by twin brothers Wolfgang and Christoph Lauenstein.
Title: Bob Swaim
Content:  Balance not only was one of the biggest box office successes in the history of French cinema, but it changed the face of the French police film. Le Monde wrote, "Avec La Balance, Bob Swaim a réinventé le film policier" ("With La Balance, Bob Swaim has reinvented the police film"). The film received eight César Award nominations, winning Best Picture, Best Actor (Philippe Léotard), and Best Actress (Nathalie Baye). La Balance became an international success and led to Swaim's first Hollywood contract. In 1986, Swaim wrote and directed Half Moon Street, adapted from Paul Theroux's award-winning novel Doctor Slaughter. The 
Title: Losing Balance
Content:  Losing Balance (German: Draußen am See) is a 2009 drama film, written and directed by Felix Fuchssteiner and Katharina Schöde.
Title: Balance, Not Symmetry
Content:  In May 2018, it was announced Jamie Adams would direct the film, from a screenplay written by himself and Simon Neil, while Biffy Clyro would compose songs for the film, and Maggie Montieth would produce through her Dignity Film Finance and Northcott Films banner. In October 2018, Laura Harrier, Bria Vinaite, Lily Newmark, Freya Mavor, Tamsin Egerton, Kate Dickie and Scott Miller joined the cast of the film.
Title: Balance (1983 film)
Content:  Balance (Равновесие, translit. Ravnovesie) is a 1983 Bulgarian drama film directed by Lyudmil Kirkov. It was entered into the 13th Moscow International Film Festival where it won the Silver Prize.
Title: Balance (1989 film)
Content:  Balance was commissioned by German group Alphaville as part of their Songlines project for their 1989 album The Breathtaking Blue. For Songlines, the video was set to the song "Middle of the Riddle" from that album. Lauenstein said of the video, "its visualization is not a literal illustration [of the song], which would be impossible in any case, but comprises a complete, autonomous story on its own." Set to different music, Balance won the Academy Award for Best Animated Short in 1989.
Title: Balance (1989 film)
Content: Olivier Cotte (2007) Secrets of Oscar-winning animation: Behind the scenes of 13 classic short animations. (Making of '"Balance"'') Focal Press. ISBN: 978-0-240-52070-4 

Question: Who was the screenwriter for La Balance?
Answer: Bob Swaim.