R Acting Richard Collier No biography available. ↗ Share Known For‹Gregorian - Christmas in Berlin · 2008Gregorian - Christmas in Berlin★ 9.52008MovieMusicGregorian choir sings modern pop songs, arranged in the style of the chants sung by medieval monks.▶+› FilmographySortPopularNewestTop ratedGregorian - Christmas in Berlin · 2008Gregorian - Christmas in Berlin★ 9.52008MovieMusicGregorian choir sings modern pop songs, arranged in the style of the chants sung by medieval monks.▶+Gregorian Singer
