* The Last Cathedral
* The Book of Hours
* The Ghost of John Barleycorn
* The Veil
* The Sacrament of the Sin Eater
* The Cross and the Dragon
Non-Fiction
* The Magical World of the Celts
* Druids
* The Templars
* The Knights of the Round Table
Short Stories
* The Black Death
* The Green Man
* The Lady of the Lake
* The Mabinogion
* The Morrigan
* The Three Birds
Poetry
* The Bardic Poems of Wales
* The Poems of Taliesin
* The Poems of Aneirin
* The Poems of Llywarch Hen
* The Poems of Dafydd ap Gwilym
Plays
* The Mabinogion
* The Morrigan
* The Three Birds
* The King Arthur Trilogy
Screenplays
* The Last Cathedral
* The Book of Hours
* The Veil
* The Sacrament of the Sin Eater
* The Cross and the Dragon