Hildegard - Kyrie

Oxford Camerata, Jeremy Summerly

Shira Kammn (vielle & medieval harp) Vajra Voices, Karen R. Clark

Ciaran O'Keefe (bombarde), Hannah Taylor (bombarde), Zachary Taylor (hurdy-gurdy), David Bevan (bombarde), Oxford Girls' Choir, Richard Vendome

The Oxford Girls' Choir, Richard Vendome

Tiburtina Ensemble, Barbora Kabatkova

Manuela Schenale (soprano) In Dulci Jubilo, Nova Schola Gregoriana, Oxford Camerata, Alberto Turco, Jeremy Summerly

Shirley Rumsey (lute), Christopher Wilson (lute), Pi-hsien Chen (piano), Anthony Camden (oboe), Raphael Wallfisch (cello), Jeno Jando (piano), Jozsef Balogh (clarinet), Jeno Kevehazi (horn), Istvan Toth (double bass), Jozsef Vajda (bassoon), Ildiko Hegyi (violin), Gyozo Mathe (viola), Peter Szabo (cello), Robert Kubica (guitar), Wilma van Berkel (guitar), Norbert Kraft (guitar), Idil Biret (piano), Sumi Jo (soprano), Ewa Podles (contralto), Maria Kliegel (cello), Klara Kormendi (piano), Anne Mette Balling Convivium Musicum, Oxford Camerata, Spectre de la Rose, Oxford Schola Cantorum, London Virtuosi, New Zealand Chamber Orchestra, City of London Sinfonia, Kodaly Quartet, Concentus Hungaricus, Helsingborg Symphony Orchestra, Ireland National Symphony Orches, Sven Berger, Jeremy Summerly, John Georgiadis, Donald Armstrong, Nicholas Kraemer, Matyas Antal, Okko Kamu, Stefan Sanderling, Andrew Mogrelia, Robert Stankovsky, Alberto Zedda, Michael Halasz, Gerhard Markson, Richard Studt, Adrian Leaper

Alexander Rudin (cello), Kym Amps (soprano), Thomas Reiner (trumpet), Julia Brown (organ), Christine Pichlmeier (violin), Lisa Stewart (violin), Alan Cuckston (harpsichord), John Roderick MacDonald (trumpet), Martin Stephan (organ), Luc Beauséjour (harpsichord), Cho-Liang Lin (violin), Anthony Newman (harpsichord), Bethany Hodges (soprano), Mary Enid Haines (soprano), Laurence Cummings (harpsichord), Reiko Ichise (viola da gamba), Steven Rickards (counter-tenor), Dorothy Linell (lute), Glen Wilson (harpsichord), Alessandro Carmignani (tenor), Gilbert Rowland (harpsichord), Anthony Camden (oboe), Gyorgy Geiger (trumpet), Bertalan Hock (organ) Thomas Tallis Chamber Choir, Royal Academy Consort, Orchestra of the Golden Age, Scholars Baroque Ensemble, Ensemble Unicorn, Kölner Kammerorchester, Südwestdeutsches Kammerorchester Pforzheim, Oxford Camerata, Oxford Schola Cantorum, Northern Chamber Orc, Jeremy Summerly, Helmut Müller-Brühl, Sebastian Tewinkel, Michael Posch, Nicholas Ward, Mátyás Antál, Graham Derrick, Jaroslav Dvořák, Eric Crees, Owen Burdick, Leonhard Leeb, Richard Hayman, Kevin Mallon, Sergio Vartolo, John Georgiadis

Sebastian Pank (soloist, soprano saxophone), Susanne Ansorg (soloist, tambura, fiddle), Maria Jonas (tambura, vocalist, soprano (voice)), Bassem Hawar (soloist, unidentified string instument), Ars Choralis Coeln (soloist, female choir), Philipp Lamprecht (soloist, glockenspiel), Ala Aurea

Nova Schola Gregoriana, Tonus Peregrinus, Alberto Turco, Antony Pitts