[2][3][4] He was a formative member of the folk ensemble Silly Wizard prior to his involvement with the Rezillos,[5] and appears on many of their recordings under his real name.
He left the Rezillos after a UK tour supporting the Ramones, although he did make a guest appearance at the Rezillos' final gig at the Glasgow Apollo, where he returned to his original role of saxophone player alongside his replacement on bass guitar, Simon Templar (born Simon Broomfield).
He also appeared on the B-side of the single version of "Top of the Pops", playing saxophone on the instrumental track, "20,000 Rezillos under the Sea".
After leaving the Rezillos, he released one single in 1982 as William Mysterious with Alastair Donaldson on the independent Mezzanine label, "Security of Noise" b/w "Alright".
[4] After this final outing with the Rezillos he retired from recording and touring, but was still semi active in live work in his native Edinburgh up until his death on 18 June 2013.