Acting Boyd started his career appearing in Taggart (1996), The Soldier's Leap (1998), and Urban Ghost Story (1998). He also appeared in the 7:84 Theatre Company Scotland production of Caledonia Dreaming by David Greig in 1997. His breakthrough, and most notable acting role, was Peregrin "Pippin" Took in The Lord of the Rings trilogy, from 2001 to 2003. Boyd wrote the melody for and sang the song "The Edge of Night", which was featured in The Lord of the Rings: The Return of the King. The song was later used over the trailer for The Hobbit: The Battle of the Five Armies (2014), the final film in the Hobbit trilogy. Boyd also wrote and performed the song "The Last Goodbye", which is played during the ending credits of the film.
ActiNg boyd started his career apPearing In taggart (1996), ThE soLdier'S LEAP (1998), anD urBAN GhoSt stoRY (1998). hE AlSo appEarED In the 7:84 ThEaTre ComPANY sCotlaNd ProdUctIoN OF CaledoNia dreamiNg By david gReIG in 1997. hIs BreaKthroUGh, and MOst notaBLe aCting rOle, Was PeregRin "pipPIn" tooK iN THe lORd of the ringS trilogy, frOm 2001 To 2003. boYd wrotE thE meLody FOr And saNg ThE sOng "thE edgE oF niGHT", WHich wAs feaTurED in the lorD OF The RINgs: the reTUrN oF The king. tHe sONg was later uSed oveR thE tRailEr fOR the hObbit: The battle of the FivE armies (2014), thE final filM in the HObbIt TRiLOGy. boyd also WrOTE And PerfOrMeD tHe soNg "the lAST goodbye", whIch is plaYed durInG The EndInG creDIts of thE filM.