There are 5 books in the Hawthorne and Horowitz Mysteries series. The newest book is Close to Death which came out in 2024.

1
The Word is Murder

Book cover of The Word is Murder

'EASILY THE GREATEST OF OUR CRIME WRITERS' Sunday Times

Chosen as one of Crime Time's books of the year! If you enjoyed BBC's Sherlock, you'll LOVE The Word is Murder.
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Buried secrets, murder and a trail of bloody clues lie at the heart of Anthony Horowitz's page-turning new detective…

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2
The Sentence is Death

Book cover of The Sentence is Death

'EASILY THE GREATEST OF OUR CRIME WRITERS'Sunday Times

'My favourite literary hero at the moment is Anthony Horowitz' Shari Lapena
'Pure pleasure for readers ... A must-read delight.' WALL STREET JOURNAL
'Sheer genius ... A joy from start to finish' INDEPENDENT

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Death, deception, and a detective with quite a…

3
A Line to Kill

Book cover of A Line to Kill

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

'A homage to the Golden Age of mystery - it is pure delight.' NEW YORK TIMES
'This is crime fiction as dazzling entertainment' SUNDAY TIMES
'Witty,…

4
The Twist of a Knife

Book cover of The Twist of a Knife

By global bestselling Anthony Horowitz, a brilliantly entertaining new locked-room mystery with a key that only Hawthorne can find.

'EASILY THE GREATEST OF OUR CRIME WRITERS' SUNDAY TIMES

'Funny, addictive and clever, and the crime fighting duo of Hawthorne and Horowitz are as entertaining as ever. Brilliant. I can't wait…

5
Close to Death

Book cover of Close to Death

From global bestselling Anthony Horowitz, a brilliantly entertaining new mystery in the Hawthorne and Horowitz series.

'Anthony Horowitz is easily the greatest of our crime writers' Sunday Times
'Sheer genius ... A joy from start to finish' Independent
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Richmond Upon Thames is one of the most desirable areas to…