[citation needed] Griffiths started his recording career as a session musician with Welsh language bands Hergest and Edward H Dafis.
In 1976 he returned to Wales to join the short lived band Injaroc, leaving one album Halen Y Ddaear.
In 1985 he started his professional career with his own six part television series on S4C, Nol Ar Y Stryd (Back On The Street).
He released several albums of his compositions on the Sain label as a solo artist.
He recorded the Welsh language rock version of Handel's Messiah -Teilwng Yw'r Oen in 1984.