For young children

• CARROT THE GOLDFISH
• THE BOX ROOM: POEMS FOR CHILDREN

Translations

• THE BOOK ABOUT MOOMIN, MYMBLE AND LITTLE MY (2001) 
• WHO WILL COMFORT TOFFLE (2003)
• THE DANGEROUS JOURNEY (2010)

Poetry

• EARLY BIRD BLUES (1993)
•  SECOND HELPING OF YOUR HEART (1994)
• THE HERO AND THE GIRL NEXT DOOR (1995)
•  HOTELS LIKE HOUSES (1996)
• LEAVING AND LEAVING YOU (1999)
•  LOVE ME SLENDER: POEMS ABOUT LOVE (2000)
•  FIRST OF THE LAST CHANCES (2003)
• SELECTED POEMS (2006)
• PESSIMISM FOR BEGINNERS (2007)

Fiction

• GRIPLESS (1999)
• CORDIAL AND CORROSIVE: AN UNFAIRYTALE (2000)
• THE SUPERPOWER OF LOVE (2002)

The Waterhouse and Zailer series

1. LITTLE FACE (2006)
2. Hurting Distance (Hodder, 2007); also published as The Truth-Teller's Lie (2010)
3. The Point of Rescue (Hodder, 2008); also as The Wrong Mother (2009)
4. The Other Half Lives (Hodder, 2009) also as The Dead Lie Down (2009)
5. A Room Swept White (Hodder, 2010) also as The Cradle in the Grave (2011)^[7]
6. Lasting Damage (Hodder, 2011) also as The Other Woman's House (2012)
7. Kind of Cruel (Hodder, 2012)
8. The Carrier (Hodder, 2013)
9. The Telling Error (Hodder, 2014) also as Woman with a Secret (2015)

Hercule Poirot

• The Monogram Murders (2014)

Short story collections

• The Fantastic Book of Everybody's Secrets (2008)
• Something Untoward: Six Tales of Domestic Terror (2012)

Horror

• The Orphan Choir (Hammer, 2013)