Background
Unwin was born on 8 October 1936 and grew up in Norris Green, Liverpool.
Unwin was born on 8 October 1936 and grew up in Norris Green, Liverpool.
He studied at a branch of the London College of Music in Liverpool and started playing in variety theatre in 1947.
He is best known for his early association with and promotion of the Mellotron, a tape-based sampling keyboard, and for co-writing the theme music for the first On the Buses film. By 1962, he was working in The Magic Carpet Inn in Chelsea, London, where he was spotted by big band leader Eric Robinson and television personality and magician David Nixon. He started working for Robinson and Nixon through their company Mellotronics, and it was through this association that he became the featured artist on Mellotron promotional appearances, both live and on television and radio.
He featured on a ten-minute promotional film made by Pathé that was regularly shown in cinemas, appeared on the children"s television show Blue Peter, demonstrating the Mellotron to Valerie Singleton, claims to have visited John Lennon when Lennon was living in Weybridge, Surrey in the mid-1960s "to give him a few pointers" and toured South Africa in 1966.
Unwin left Mellotronics in 1969 and started working for Electric and Music Industries as an A&R man and producer, where he composed the music for the first film version of On The Buses, including co-writing the theme tune with Roger Ferris. Naomi later found fame on the Spanish television show Un, Dos, Tres.