Arwyn

Cytgan (leadvocalist)

Matthew Coons, Toronto Welsh Male Voice Choir

Enzo De Rosa (programming), Jon Cohen (piano), Phil Da Costa (programming), Jon Cohen (programming)

Enzo De Rosa (programming), Jon Cohen (piano), Phil Da Costa (programming), Jon Cohen (programming)

Elan Catrin Parry

Shân Cothi (soprano)

Steffan Lloyd Owen (baritone), Gruffydd Wyn (tenor)

Aled Jones (vocalist), Dame Judi Dench (vocalist), Cathy Irons (violin), Sarah McCracken (violin), Amandine Guerin (violin, baroqueviolin), Susan Higgs (violin), Claire Shatford (violin), Milana Kornienko (violin), Bistra Dimitrova (violin), Isaac Shatford (violin), Ian Tilley (recordingarranger, keyboard), Rakuto Kurano (violin), Sharon Baylis (viola), Iselta Allison (viola), Philippa Lodge (viola, violin), Tomas Hurnik (cello), Jane Brown (cello), Max Choi (cello), Ross Radford (doublebass), Thomas Eves (flugelhorn, trumpet), Bob Bickerton (uilleannpipes), Millie Jackson (harp), Fiona Pears (recordingarranger, stringarranger, violin), Anthony Ferner (flute), Jenny Johnson (oboe, englishhorn), Emma Eden (frenchhorn), Boris Campbell (timpani), Philippa Hyde (soprano), Eleanor Gregory (soprano), Lily Scott (soprano), Ian Aitkenhead (alto), Vanessa Heine (alto), Matthew Sandy (tenor), Richard Dowling (tenor), David Tilley (bass), Tom Stockwell (bass), Susan Boyle (vocalist), John Robinson (clarinet), Howard Goodall (keyboard), Harry Billinge MBE (vocalist), Libera (vocalist), Luca Brugnoli (vocalist), Leon David (bassoon), Robert Prizeman (keyboard), Sam Coates (keyboard), The Priests (vocalist), Sami Yusuf (percussion, vocalist), Tom Rainey (keyboard, musicproduction, recordingarranger), Seyyed Mohamed Jaberi (drumkit), Brian Blessed (vocalist), Bogdan Kievski (violin), Jonathan Tanner (violin), Pippa Mills (viola), Iselte Allison (viola), Iain Brandram-Adams (cello), Alice Yang (frenchhorn), The New Zealand Sinfonietta, Simon Lole