Helen Trevillion

- Keep Going
- Keep Going - Single · 2024
- Air
- Air - Single · 2022
- Start The Machine
- Start The Machine - Single · 2022
- Love Will Never Fade
- Love Will Never Fade - Single · 2022
- (Bonus CD) Once Upon a Time: Cinderella
- Inside Myself / Once Upon a Time · 2007
- (Bonus CD) Once Upon a Time: The Goose Girl
- Inside Myself / Once Upon a Time · 2007
- (Bonus CD) Once Upon a Time: Rapunzel
- Inside Myself / Once Upon a Time · 2007
- (Bonus CD) Once Upon a Time: Sleeping Beauty
- Inside Myself / Once Upon a Time · 2007
- Sister
- Inside Myself / Once Upon a Time · 2007
- Secret Universe
- Inside Myself / Once Upon a Time · 2007