List of MP's on twitter:

If you wanted to, you could tweet these MP"s to do their bit for Gary McKinnon:

@DowningStreet

@AdamAfriyie
@AdamPriceMP
@alisonseabeck
@AndrewGeorgeMP
@Andrew_GwynneMP
@AndrewRosindell
@AndySlaughterMP
@andyreedmp
@MorayMP
@annesnelgrovemp
@widdecombepp
@tonywrightmp
@BenBradshawMP
@CeliaBarlowMP
@ChrisBryantMP
@ChrisHuhne
@dannyalexander
@DariTaylorMP
@davidcairnsmp
@chaytord
@DavidDrewMP
@davidevennett
@davidjonesmp
@davidkidney
@DavidLammyMP
@DMiliband
@mundelld
@DavidWrightMP
@wyattd
@DianaJohnsonMP
@DouglasCarswell
@edballsmp
@EdMilibandMP
@edvaizey
@elliotmorley
@ericjoyce
@EricPickles
@frankfieldteam
@georgegalloway
@GillianMerron
@GiselaStuart
@grahamstuart
@grantshapps
@HarrietHarman
@HazelBlearsMP
@HywelWplaidcym
@iancawsey
@JamesPlaskittMP
@jimpurnell
@jimknightmp
@Johndenhammp
@JohnPrescott
@spellar
@JonCruddas
@joswinson
@jgoldsworthy
@KerryMP
@KevinBrennanMP
@lembitopik
@LiamByrneMP
@LindaGilroyMP
@Linda_Riordan
@lfeatherstone
@malcolmbruce
@margaretmoranmp
@markdurkan
@Mike_Fabricant
@MikeFosterMP
@mooremichaelk
@MikeGapes
@MikeOBrienMP
@NadineDorriesMP
@nick_clegg
@normanlamb
@ParmjitDhanda
@patmcfaddenmp
@paulclarkmp
@PaulRowen
@Petewishart
@philwillismp
@PhyllisStarkey
@robwilsonmp
@SadiqKhan
@SandraGidley
@smccarthyfry
@DewsburyMP
@sionsimon
@stevemccabemp
@stevewebb1
@SusanKramer
@jowellt
@thomasbrake
@TomHarrisMP
@tom_watson
@vincecable


Please let me know of any more, I found these on www.tweetminster.com