James 'Foz' Foster (born 1960) is a composer and multi-instrumentalist. He is best known as the lead guitarist in the art-rock band, David Devant and his Spirit Wife, and in the 1983-5 incarnation of The Monochrome Set. Foster also plays guitar, musical saw and vibraslap in the house band of Karaoke Circus and occasional saw in Martin White's Mystery Fax Machine Orchestra.