• The Snake Catcher's Daughter
• Our Lady of Darkness
• Whispers of the Dead
• Master of Souls
• No Law in the Land: (Knights Templar 27)
• The Council of the Cursed
• Act of Mercy
• Death of a Scholar
• Death at the Beggar's Opera
• Hundreds and Thousands
• Behold a Pale Horse
• Gallowglass
• The Mamur Zapt and the Spoils of Egypt
• Dreaming the Bull
• The Spider's Web
• Growing Pains
• Chalice of Blood
• The Tinner's Corpse
• The Subtle Serpent
• Sails on the Horizon: A Novel of the Napoleonic Wars
• Shroud for the Archbishop
• The Girl in the Nile
• The Leper's Bell
• Crowner's Quest
• The Seventh Trumpet
• Maxwell's Return
• Badger's Moon
• The Eight Strokes of the Clock
• Any Approaching Enemy: A Novel of the Napoleonic Wars
• The Haunted Abbot
• Absolution by Murder
• Dreaming the Serpent Spear
• Under Enemy Colors
• A Sea Unto Itself
• A Prayer for the Damned
• Dancing With Demons
• The Monk Who Vanished
• A Plague of Heretics
• Valley of the Shadow
• The Dove of Death