Thompson joined The Go-Betweens in 2001, having previously played with Robert Forster and Grant McLennan in 1995. In addition to appearing on many of Forster's solo albums, Thompson played on The Go-Betweens' final two albums, "Bright Yellow Bright Orange" and "Oceans Apart"; and toured with the band until McLennan's death in 2006. Thompson then released his first solo album, "Brighton Bothways", under the name "Beachfield" in 2007. In 2010, Thompson formed a duo with Adele Pickvance from The Go-Betweens, called Adele & Glenn, and launched a debut album in April 2012.