The Kingdom of Bones: A Novel

The Bedlam Detective: A Novel

Lost and Gone Forever (Scotland Yard's Murder Squad)

Hell Bay: A Barker & Llewelyn Novel

The Harvest Man (Scotland Yard's Murder Squad)

Some Danger Involved: A Novel (Barker and Llewelyn Book 1)

Anatomy of Evil: A Barker & Llewelyn Novel (Barker and Llewelyn Book 7)

The Devil's Workshop (Scotland Yard's Murder Squad Book 3)

The Blue Girl: A Short Story of Scotland Yard's Murder Squad from the author of The Yard and T he Black Country, A Special from G.P. Putnam's Sons

The Hellfire Conspiracy: A Novel (Barker and Llewelyn Book 4)

To Kingdom Come: A Novel (Barker and Llewelyn Book 2)