Hildegard - O Orzchis Ecclesia

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

Sequentia (early music ensemble), Heather Knutson (vocal), Joachim Kühn (piano, keyboards), Elizabeth Gaver (fiddle), Gundula Anders (vocal), Pamela Dellal (vocal), Elizabeth Glen (vocal), Carol Schlaikjer (vocal), Barbara Thornton (organ, keyboards, vocal), Janet Youngdahl (vocal), Consuelo Sanudo...

Voice: Emily Burn, Victoria Couper, Clemmie Franks

Sequentia

Sequentia (early music ensemble), Heather Knutson (vocal), Elizabeth Gaver (fiddle), Joachim Kühn (piano, keyboards), Gundula Anders (vocal), Pamela Dellal (vocal), Elizabeth Glen (vocal), Carol Schlaikjer (vocal), Barbara Thornton (organ, keyboards), Janet Youngdahl (vocal), Nancy Mayer (vocal),...

Ensemble San Felice & Symphonia harmoniae caelestium revelationum, Federico Bardazzi (director)

Sequentia, Barbara Thornton

Sequentia, Benjamin Bagby, Barbara Thornton, Margriet Tindemans