- The council of the cursed, a mystery of ancient Ireland, Peter Tremayne
- Tremayne, Peter, Sister Fidelma novels, 33
- Shroud for the archbishop, a Sister Fidelma mystery, Peter Tremayne
- Behold a pale horse, Sister fidelma series, book 22., Peter Tremayne
- Master of souls, a mystery of Ancient Ireland, Peter Tremayne
- Revenge of the Stormbringer, Peter Tremayne
- The house of death, Peter Tremayne
- Night of the lightbringer, Sister fidelma series, book 28., Peter Tremayne
- Valley of the shadow, Sister fidelma series, book 6., Peter Tremayne
- The monk who vanished, a celtic mystery, Peter Tremayne
- Master of souls, Sister fidelma series, book 16., Peter Tremayne
- Death of a heretic, Sister fidelma series, book 33., Peter Tremayne
- The subtle serpent, a Celtic mystery, Peter Tremayne
- Dancing with demons, a mystery of ancient Ireland, Peter Tremayne
- The Leper's bell, Peter Tremayne
- The haunted abbot, Sister fidelma series, book 12., Peter Tremayne
- The leper's bell, Sister fidelma series, book 14., Peter Tremayne
- The dove of death, Sister fidelma series, book 20., Peter Tremayne
- Revenge of the stormbringer, Peter Tremayne
- Shroud for the archbishop, a Sister Fidelma mystery, Peter Tremayne
- Bloodmoon, Sister fidelma series, book 29., Peter Tremayne
- Our lady of darkness, Sister fidelma series, book 10., Peter Tremayne
- Tremayne, Peter, Sister Fidelma novels, 34
- Suffer little children, a Sister Fidelma mystery, Peter Tremayne
- The devil's seal, a mystery of ancient Ireland, Peter Tremayne
- Valley of the shadow, a Mystery of ancient Ireland, Peter Tremayne
- Our lady of darkness, a a novel of ancient Ireland, Peter Tremayne
- Act of mercy, a Celtic mystery, Peter Tremayne
- The second death, a mystery of ancient Ireland, Peter Tremayne
- Whispers of the dead, Sister fidelma series, book 15., Peter Tremayne
- A prayer for the damned, Sister fidelma series, book 17., Peter Tremayne
- A prayer for the damned, a mystery of ancient Ireland, Peter Tremayne
- Smoke in the wind, Sister fidelma series, book 11., Peter Tremayne
- The haunted abbot, a mystery of ancient Ireland, Peter Tremayne
- The shapeshifter's lair, Peter Tremayne
- Badger's moon, Sister fidelma series, book 13., Peter Tremayne
- Hemlock at vespers, Sister fidelma series, book 9., Peter Tremayne
- Tremayne, Peter, Sister Fidelma novels, 32
- The council of the cursed, Sister fidelma series, book 19., Peter Tremayne
- The monk who vanished, a Celtic mystery, Peter Tremayne
- Whispers of the dead, fifteen Sister Fidelma mysteries, Peter Tremayne
- The spider's web, a Celtic mystery, Peter Tremayne
- The shapeshifter's lair, Peter Tremayne
- Death of a heretic, a mystery of ancient Ireland, Peter Tremayne
- Bloodmoon, Peter Tremayne
- Blood in Eden, Peter Tremayne
- The spider's web, Sister fidelma series, book 5., Peter Tremayne
- Badger's moon, Peter Tremayne
- Blood in eden, Peter Tremayne
- Chalice of blood, a mystery of ancient Ireland, Peter Tremayne