View source for Timeline of The Hitchhiker's Guide to the Galaxy versions

{{DISPLAYTITLE:Timeline of ''The Hitchhiker's Guide to the Galaxy'' versions}}
This timeline shows the dates (and order of release) of all of the various media relating to [[Douglas Adams]]' ''[[The Hitchhiker's Guide to the Galaxy]]'' series. Where multiple releases/broadcasts occurred, the first one is given.

{| class="wikitable"
|-
!style="background: #efefef"|Date
!style="background: #efefef" colspan="2"|Medium
!style="background: #efefef"|Title
|- 
| March 8 – April 12, [[1978 in radio|1978]]
|bgcolor="grey" height="10px"|
| [[The Hitchhiker's Guide to the Galaxy (radio series)|Radio series]]
| [[The Hitchhiker's Guide to the Galaxy Primary and Secondary Phases#The Primary Phase|Primary Phase]]: "Fit the First" to "Fit the Sixth"
|- 
| December 24, [[1978 in radio|1978]]
|bgcolor="grey" height="10px"|
| [[The Hitchhiker's Guide to the Galaxy (radio series)|Radio series]]
| Christmas Special, which became [[The Hitchhiker's Guide to the Galaxy Primary and Secondary Phases#The Secondary Phase|Secondary Phase]]: "Fit the Seventh"
|-
| May 1–9, [[1979 in theatre|1979]]
|bgcolor="#B87333" height="10px"|
| Stage show
| ''[[The Hitchhiker's Guide to the Galaxy#Stage shows|The Hitchhiker's Guide to the Galaxy]]'' (ICA)
|-
| 1979
|bgcolor="purple" height="10px"|
| Record
| ''[[The Hitchhiker's Guide to the Galaxy#LP album adaptations|The Hitchhiker's Guide to the Galaxy]]''
|- 
| October [[1979 in literature|1979]]
|bgcolor="blue" height="10px"|
| Novel
| ''[[The Hitchhiker's Guide to the Galaxy (novel)|The Hitchhiker's Guide to the Galaxy]]''
|- 
| January 21–25, [[1980 in radio|1980]]
|bgcolor="grey" height="10px"|
| [[The Hitchhiker's Guide to the Galaxy (radio series)|Radio series]]
| [[The Hitchhiker's Guide to the Galaxy Primary and Secondary Phases#The Secondary Phase|Secondary Phase]]: "Fit the Eighth" to "Fit the Twelfth"
|-
| January 15 – February 23, [[1980 in theatre|1980]]
|bgcolor="#B87333" height="10px"|
| Stage show
| ''[[The Hitchhiker's Guide to the Galaxy#Stage shows|The Hitchhiker's Guide to the Galaxy]]'' (Theatr Clwyd)
|-
| 1980
|bgcolor="purple" height="10px"|
| Record
| ''[[The Hitchhiker's Guide to the Galaxy#LP album adaptations|The Hitchhiker's Guide to the Galaxy Part Two: The Restaurant at the End of the Universe]]''
|-
| October, [[1980 in literature|1980]]
|bgcolor="blue" height="10px"|
| Novel
| ''[[The Restaurant at the End of the Universe]]''
|- 
| July 13 - August 2<ref>{{Cite web|url=http://www.rainbowhistory.x10.mx/1980.htm|title = 1980}}</ref> [[1980 in theatre|1980]]
|bgcolor="#B87333" height="10px"|
| Stage show
| ''[[The Hitchhiker's Guide to the Galaxy#Stage shows|The Hitchhiker's Guide to the Galaxy]]'' (Rainbow)
|-
| January 5 – February 9, [[1981 in television|1981]]
|bgcolor="pink" height="10px"|
| TV series
| ''[[The Hitchhiker's Guide to the Galaxy (TV series)|The Hitchhiker's Guide to the Galaxy]]''
|-
| [[1982 in literature|1982]]
|bgcolor="blue" height="10px"|
| Novel
| ''[[Life, the Universe and Everything]]''
|-
| October [[1984 in video gaming|1984]]
|bgcolor="#FFBF00" height="10px"|
| Computer game
| ''[[The Hitchhiker's Guide to the Galaxy (computer game)|The Hitchhiker's Guide to the Galaxy]]''
|-
| November [[1984 in literature|1984]]
|bgcolor="blue" height="10px"|
| Novel
| ''[[So Long, and Thanks for All the Fish]]''
|- 
| 1985
|bgcolor="lightgray" height="10px"|
| Radio scripts
| ''[[The Hitchhiker's Guide to the Galaxy: The Original Radio Scripts]]''
|- style="background:;"
| [[1986 in literature|1986]]
|bgcolor="#87CEEB" height="10px"|
| Short story
| "[[Young Zaphod Plays It Safe]]"
|- 
| [[1992 in literature|1992]]
|bgcolor="blue" height="10px"|
| Novel
| ''[[Mostly Harmless]]''
|- 
| colspan="3"|May 11, [[Deaths in 2001|2001]]
| Death of [[Douglas Adams]]
|-
| September 21 – October 26, [[2004 in radio|2004]]
|bgcolor="grey" height="10px"|
| [[The Hitchhiker's Guide to the Galaxy (radio series)|Radio series]]
| [[The Hitchhiker's Guide to the Galaxy Tertiary to Quintessential Phases#The Tertiary Phase|Tertiary Phase]]: "Fit the Thirteenth" to "Fit the Eighteenth"
|-
| April 28, [[2005 in film|2005]]
|bgcolor="red" height="10px"|
| Film
| ''[[The Hitchhiker's Guide to the Galaxy (film)|The Hitchhiker's Guide to the Galaxy]]''
|-
| May 3–24, [[2005 in radio|2005]]
|bgcolor="grey" height="10px"|
| [[The Hitchhiker's Guide to the Galaxy (radio series)|Radio series]]
| [[The Hitchhiker's Guide to the Galaxy Tertiary to Quintessential Phases#The Quandary Phase|Quandary Phase]]: "Fit the Nineteenth" to "Fit the Twenty-Second"
|-
| May 31 – June 21, [[2005 in radio|2005]]
|bgcolor="grey" height="10px"|
| [[The Hitchhiker's Guide to the Galaxy (radio series)|Radio series]]
| [[The Hitchhiker's Guide to the Galaxy Tertiary to Quintessential Phases#The Quintessential Phase|Quintessential Phase]]: "Fit the Twenty-Third" to "Fit the Twenty-Sixth"
|- 
| March 12,<ref>{{Cite web|url=https://douglasadams.eu/h2g2-radio-series-30th-anniversary/|title = H2G2 radio series 30th anniversary : The review & some pictures!|date = 15 March 2008}}</ref> 2008
|bgcolor="#B87333" height="10px"|
| Stage show
| ''Live reading of [[The Hitchhiker's Guide to the Galaxy Primary and Secondary Phases#Fit the Second|Fit the Second]]'' (by the original cast) at the 6th Douglas Adams Memorial Lecture.
|- 
|  October 11,<ref>{{cite web |url=http://www.southbankcentre.co.uk/calendar/productions/sessions-2-3-49144 |title=Southbank Centre > Calendar > Sessions 2 & 3 (And Another Thing... & Hitchhikers Live on Stage!) |website=www.southbankcentre.co.uk |access-date=12 January 2022 |archive-url=https://web.archive.org/web/20090928075639/http://www.southbankcentre.co.uk/calendar/productions/sessions-2-3-49144 |archive-date=28 September 2009 |url-status=dead}}</ref> 2009
|bgcolor="#B87333" height="10px"|
| Stage show
| ''Hitchhikers Live On Stage!'' at Hitchcon event for publication of sixth book (below). 
|-
| October 12, [[2009 in literature|2009]]
|bgcolor="blue" height="10px"|
| Novel
| ''[[And Another Thing... (novel)|And Another Thing...]]'', by [[Eoin Colfer]]
|-
| June 8 - July 21, [[2012 in theatre|2012]]
|bgcolor="#B87333" height="10px"|
| Stage show
| ''[[The Hitchhiker's Guide to the Galaxy#Stage shows|The Hitchhiker's Guide to the Galaxy Radio Show Live]]''
|-
| September 14 - October 20, [[2013 in theatre|2013]]
|bgcolor="#B87333" height="10px"|
| Stage show
| ''[[The Hitchhiker's Guide to the Galaxy#Stage shows|The Hitchhiker's Guide to the Galaxy Radio Show Live]]'' (Planned to run to November 30, the show closed early.)
|-
| March 29, [[2014 in radio|2014]]
|bgcolor="grey" height="10px"|
| Radio show
| ''[[The Hitchhiker's Guide to the Galaxy#Live radio|The Hitchhiker's Guide to the Galaxy]]'', a live radio broadcast in front of an audience as part of Radio 4's Character Invasion Day
|-
| March 8 – April 12, [[2018 in radio|2018]]
|bgcolor="grey" height="10px"|
| Radio series
| [[The Hitchhiker's Guide to the Galaxy#The Hexagonal Phase|Hexagonal Phase]]: "Fit the Twenty-Seventh" to "Fit the Thirty-Second"
|}

{{HitchhikerBooks}}

==References==
{{Reflist}}

[[Category:The Hitchhiker's Guide to the Galaxy lists]]