The Presence (Harrison Investigation Book 2)

The Vision (Harrison Investigation Book 3)

The Dead Room (Harrison Investigation Book 4)

The Séance (Harrison Investigation Book 5)

Haunted (Harrison Investigation Book 1)

The Death Dealer (Harrison Investigation Book 6)

Unhallowed Ground (Harrison Investigation Book 7)

Nightwalker (Harrison Investigation Book 8)

Ghost Shadow (The Bone Island Trilogy Book 1)

Ghost Night (The Bone Island Trilogy Book 2)