Career
He was keyboard player for Dollar between 1978 & 1982, and also contributed to The Alan Parsons Project with fellow Pilot members. He left Pilot in early 1976 and released a solo album, Solo Casting later that year. He also contributed string arrangements and synthesizer parts to an album by the band Runner (Island records) in 1979.
Lyall died of Acquired Immune Deficiency Syndrome-related causes in 1989, aged 36.
Bay City Rollers" manager Tam Paton later revealed that Lyall was gay.