History Main / OneBookAuthor

* Peter Cormican is only known as the voice of Erazor Djinn in [[VideoGame/SonicStorybookSeries Sonic and the Secret Rings]] and has done barely any voice acting since, only appearing in some live-action work afterwards.

* Not only was ''WesternAnimation/{{Undergrads}}'' the only show created by Pete Williams, it was also the only show he acted in, having voiced the four main characters.

* ''VideoGame/SpyroEnterTheDragonfly'' was the only game developed by Check Six Studios.

* With the sole exception of Emlyn Morenelli who also went onto voice Zoey in ''Anime/PokemonTheSeriesDiamondAndPearl'' and a few other roles? None of the actors from three Singaporean or "Odex" dub of ''Manga/OnePiece'' have done anything else to date.

* With the sole exception of Emlyn Morenelli who also went onto voice Zoey in Anime/PokemonDiamondAndPearl and a few other roles? None of the actors from three Singaporean or "Odex" dub of ''Manga/OnePiece'' have done anything else to date.

* Adriana Caselotti's only major role was playing Snow White in ''WesternAnimation/SnowWhiteAndTheSevenDwarfs''. She had a few cameos like in ''Film/TheWizardOfOz'' as Juliet in the song "If I Only Had A Heart" and ''Film/ItsAWonderfulLife'' as a singer in Martini's Bar, but then she retired and only appeared in a few talk shows before her death.

** Storyboard artist Lamar Abrams voiced Buck Dewey, as well as several other minor roles throughout the show, and that's all he's done as an actor

* Radio/RushLimbaugh's only acting role on TV in his career was a recurring role in ''WesternAnimation/FamilyGuy''.

* ''VideoGame/MetalArmsGlitchInTheSystem'' was the first and last released game from developer Swingin' Ape. Their next game was to have been ''VideoGame/StarCraft: Ghost''; Blizzard even acquired the studio before disbanding it and canceling the game.

* [[Creator/ApogeeSoftware Apogee's]] team Developers of Incredible Power who created the original ''VideoGame/RiseOfTheTriad'' in 1994-1995. The team disbanded while working on their second game, ''VideoGame/Prey2006'', which was eventually outsourced to another company.

* JAM Productions (''Blake Stone: Aliens of Gold'', 1993).

* Summertime Entertainment's first and last film was ''WesternAnimation/LegendsOfOzDorothysReturn''. Its critical and commercial mauling ensured they would never make a second film.

* Sandblast Games was founded in 2002 and closed in 2008. In its six year lifetime, its only production was ''VideoGame/DestroyAllHumans'': ''Path of the Furon.'' [[CreatorKiller Its poor reception and low sales likely resulted in Sandblast's demise.]]

* As a voice actor, the only works Rick Hunter is credited for are the ''VideoGame/{{Postal}}'' games[[labelnote:*]] More specifically, ''POSTAL'', ''VideoGame/Postal2'', ''POSTAL 2: Apocalypse Weekend'', ''POSTAL 2: Paradise Lost'', and ''[[UpdatedRerelease POSTAL Redux]]''. Rick did some VO during ''VideoGame/PostalIII'''s development, but he tapped out due to some personal issues he was going through. He also recorded some lines for ''VideoGame/Postal4NoRegerts'', but had to tap out again due to scheduling conflicts with his job in radio.[[/labelnote]], where he voices The Postal Dude. Hunter himself [[ReclusiveArtist prefers to stay anonymous and uncredited]] when it comes to voice-acting.

* Ditto with British-American reggae singer Coolie Ranx, whose sole acting credit was Niko Bellic's close friend and accomplice Little Jacob in ''VideoGame/GrandTheftAutoIV'' (barring minor appearances in the ''GTA IV'' proper and in ''The Ballad of Gay Tony''), as well as the late reggae singer Seeborn (birth name Terry Marshall) who voiced Jacob's mentor Real Badman.

* Clockwork Games (''Vanishing Point'', 2000, published by Creator/{{Acclaim}})

* Yuko Takeuchi's only voice-acting role in an animated work was Joy in ''WesternAnimation/InsideOut''.

-->-- '''[[Literature/ToKillAMockingbird Harper Lee]]'''[[note]][[{{Irony}} That]] [[HilariousInHindsight is]], until publishers released her "sequel" to ''Literature/ToKillAMockingbird'' called ''Literature/GoSetAWatchman''.[[/note]]