There are 3 books in the Susan Ryeland series. The newest book is Marble Hall Murders which came out in 2025.

1
Magpie Murders

Book cover of Magpie Murders

'Want to read a great whodunnit? Anthony Horowitz has one for you: MAGPIE MURDERS. It's as good as an Agatha Christie. Better, in some ways. Cleverer.' Stephen King

'The finest crime novel of the year' Daily Mail

*****

Seven for a mystery that needs to be solved . . .…
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2
Moonflower Murders

Book cover of Moonflower Murders

Pre-order the brand new Anthony Horowitz novel The Twist of a Knife, coming August 2022!

'EASILY THE GREATEST OF OUR CRIME WRITERS' Sunday Times

'Absolutely loved it. So clever, just masterful stuff.' Richard Osman

'A beautiful puzzle: fiendishly clever and hugely entertaining. A masterpiece.' Lucy Foley, author of The Hunting…

3
Marble Hall Murders

Book cover of Marble Hall Murders

'A masterclass in mystery writing' Ragnar Jonasson
'Expect plenty of puzzles, red herrings and juicy murders' Express
'Worthy of Agatha Christie' Publishers Weekly *Starred Review*
'The computer isn't born that can out-plot Horowitz . . . Glorious fun' The Daily Telegraph

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Susan Ryeland has had enough of murder.

She's…