Ashley Turnell. Ashley Turnell was >> in Gregorian - Pure Chants as 'Choir'.William Gaunt. William Gaunt was >> in Gregorian - Pure Chants as 'Choir'.David Porter-Thomas. David Porter-Thomas was >> in Gregorian - Pure Chants as 'Choir'.Jonathan Clucas. Jonathan Clucas was >> in Gregorian - Pure Chants as 'Choir'.Lawrence White. Lawrence White was >> in Gregorian - Pure Chants as 'Choir'.Brendan Matthew. Brendan Matthew was >> in Gregorian - Pure Chants as 'Choir'.Frank Peterson. Frank Peterson was 57 in Gregorian - Pure Chants as 'Producer'Rene Laack. Rene Laack was >> in Gregorian - Pure Chants as 'Additional Production Assistant'Chris Foster. Chris Foster was >> in Gregorian - Pure Chants as 'Conductor'