== Overview ==
=== Film ===
Film industry companies often buy the [[film rights]] to many popular novels, video games, and comic books, but it mayoften take years for such properties to bebring successfullythose broughtproperties to the screen, andhaving oftenfirst withmade considerable changes to thetheir plotplots, characters and general tone. ThisWhen this pre-production process cantakes last for months or years. More often thantoo notlong, a project trappedwill in this state for a prolonged period of time willoften be abandoned by all interested parties or cancelled outright. AsThis happens quite often: [[Cinema of the United States|Hollywood]] starts ten times as many projects as are released, many scripts will end up in this limboit statereleases.<ref>{{cite magazine|last=Spillman|first=Susan|title=Cover Story: Writers Paid for Movies Never Made|magazine=USA Today|___location=McLean, Virginia|language=en|publication-date=January 16, 1991|page=D1}}</ref> Less than two percent of all books whichthat are [[Option (filmmaking)|optioned]] actually make it to the big screen.<ref name="Kean">{{cite news |last1=Kean |first1=Danuta |title=No room at the Oscars: The cinemas are full of turkeys yet that brilliant novel you read three years ago has never been made into a film. |work=The Independent on Sunday |page=1 |date=April 15, 2007}} Available via [[ProQuest]].</ref> David Hughes, the author of a book titled ''Tales From Development Hell'', states that once producers, directors, and actors are attached to the project, they may request script rewrites, which delays production.<ref>{{cite book |last=Hughes |first=David |title=Tales From Development Hell (New Updated Edition): The Greatest Movies Never Made? |publisher=Titan Books |date=2012}}</ref>
As David Hughes, author of the book ''Tales From Development hellHell'', happenshas mostnoted, oftenone withreason projectsproduction is delayed is that, haveafter multipleproducers, interpretationsdirectors, and reflectactors severalhave pointsbeen attached to a project, they may request script rewrites.<ref>{{cite book |last=Hughes |first=David |title=Tales From Development Hell (New Updated Edition): The Greatest Movies Never Made? |publisher=Titan Books |date=2012}}</ref> Another cause of viewdelay is that, after people have been attached to a project, they find they have conflicting interpretations of it or visions for it.<ref>{{cite magazine|last=Mitchell|first=Kerrie|title=Dept. of Development Hell|magazine=Premiere|___location=New York|language=en|date=February 2005|volume=18|issue=5|page=40}}</ref><ref>{{cite magazine|last=Warren|first=Patricia Nell|title=Books Into Movies: Part 2 (Best Selling Novel [[The Front Runner (novel)|The Front Runner]] has Spent Over 25 Years in Development Hell)|magazine=Lambda Book Report|___location=Washington|language=en|date=April 2008|volume=8|issue=9|page=9}}</ref> DevelopmentFor delaysexample, can also arise when athe director and the film studio executives may have a different visionopinions about a film's casting, plot or budget;. ifDevelopment adelays starcan withdrawsalso fromresult the project; due to the "[d]eath ofwhen a castlead memberactor or a significantkey member of the production team" withdraws from the project, or is taken ill, or dies;<ref>{{cite web |url=https://www.nfi.edu/how-long-does-it-take-to-make-a-movie/ |title=How Long Does It Take To Make A Movie? Everything You Need To Know |author=<!--Not stated--> |date= February 16, 2022|website=www.nfi.edu |publisher=National Film Institute|access-date=29 March 2023|quote=}}</ref> when there are labor strikes byinvolving the writers, directors, crew or cast;<ref>{{cite web |url=https://www.nfi.edu/how-long-does-it-take-to-make-a-movie/ |title=How Long Does It Take To Make A Movie? Everything You Need To Know |author=<!--Not stated--> |date= February 16, 2022|website=www.nfi.edu |publisher=National Film Institute|access-date=29 March 2023|quote=}}</ref> "[p]roblemswhen withthere rightsare agreementsdisputes andabout intellectual property rights or contract disputes"terms;<ref>{{cite web |url=https://www.nfi.edu/how-long-does-it-take-to-make-a-movie/ |title=How Long Does It Take To Make A Movie? Everything You Need To Know |author=<!--Not stated--> |date= February 16, 2022|website=www.nfi.edu |publisher=National Film Institute|access-date=29 March 2023|quote=}}</ref> or ifwhen there is turnover at the studio's executive level, and the new leaders have a different vision.; Filmor projectswhen, candue alsoto bechanges delayedin ifthe wider economic, cultural or political climate, the film's topic becomescomes to be perceivedseen as no longer marketable.<ref name="script">{{cite magazine|url=https://ew.com/article/2001/09/24/hollywood-reacts-crisis/|title=Hollywood reacts to the crisis|first1=Jeff|last1=Jensen|first2=Benjamin|last2=Svetkey|date=September 24, 2001|magazine=[[Entertainment Weekly]]|access-date=March 13, 2023|archive-date=March 14, 2023|archive-url=https://web.archive.org/web/20230314062539/https://ew.com/article/2001/09/24/hollywood-reacts-crisis/|url-status=live}}</ref>
{{anchor|Production hell}}Production hell refers to whena situation in which a film has entered production but remainshas remained in that statephase for a long time without progressing to post-production.<ref>{{Cite web |date=March 9, 2020 |title='The New Mutants' Director Josh Boone Says The Film Never Had Reshoots |url=https://atomtickets.com/movie-news/new-mutants-never-had-reshoots/ |url-status=dead |archive-url=https://web.archive.org/web/20210714113858/https://atomtickets.com/movie-news/new-mutants-never-had-reshoots/ |archive-date=July 14, 2021 |access-date=July 14, 2021 |website=Atom Insider}}</ref>
=== Television ===
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