His father, Michael Relph was a Ealing Studios writer and producer and his mother, Doris, née Ringwood was a costume designer.
[1] In May 1979, Relph, Anne Skinner and Zelda Barron established Skreba Films, creating The Return of the Soldier.
In 1997, Skreba and Greenpoint joined two other companies to make The Film Consortium, a large project backed by British government.
[1] The chairman of the BAFTA Foundation Trustees,[3] Relph was a member of the jury at the 41st Berlin International Film Festival.
[6] He died on 30 October 2016 of pneumonia as a result of complications after minor surgery at Royal United Hospital in Bath.