Cumbria

DI James Walker series – Cold Blooded Killer (DI James Walker series, Book 6)

DI James Walker series – The Killer in the Cold (DI James Walker series, Book 5)

DI James Walker series – The Night Before Christmas (DI James Walker series, Book 4)

DI James Walker series – The Winter Killer (DI James Walker series, Book 3)

The Grave Tattoo

DI James Walker series – The Killer in the Snow (DI James Walker series, Book 2)

DI James Walker series – The Christmas Killer (DI James Walker series, Book 1)

The Guilty Mother

Detective Mark Heckenburg – Dead Man Walking (Detective Mark Heckenburg, Book 4)

Lost Summer

The Woodcutter

The Long Kill