📖 About Group Fifteen Files

Group Fifteen Files is a series universe written by Mark Dawson. The complete collection runs to 5 books across 1 series, published between 2017 and 2022.

The main series is Publication Order of Group Fifteen Files Books with 5 books. It opens with Scorpion (2017) and currently runs to Wormwood (2022).

Series included on this page:

🎯 Where to Start with Group Fifteen Files

New readers should begin with the first book of the main series in publication order: Scorpion (2017), book 1 of Publication Order of Group Fifteen Files Books. Reading in publication order lets the world and characters develop the way the author intended, and it avoids spoilers that later books may contain.

Each of the 1 series on this page is expandable — click a series heading to see every title it contains, in order, with a direct link to buy the book on Amazon.

📚 Group Fifteen Files Books in Order

Publication Order of Group Fifteen Files Books
5 books
1
Scorpion book cover1Scorpion2017Buy on Amazon
Witness X book cover2Witness X2017Buy on Amazon
Little Sister book cover3Little Sister2018Buy on Amazon
The Vault book cover4The Vault2020Buy on Amazon
Wormwood book cover5Wormwood2022Buy on Amazon

❓ Frequently Asked Questions

How many Group Fifteen Files books are there?
There are 5 books in the Group Fifteen Files collection, organised into 1 series and published between 2017 and 2022.
What is the first Group Fifteen Files book?
The first book is Scorpion, published in 2017.
What order should I read the Group Fifteen Files books in?
Most readers use publication order, which is the order the books were originally released. A chronological order is also provided on this page for readers who prefer to follow the internal timeline of the story.
Who wrote the Group Fifteen Files books?
The Group Fifteen Files books were written by Mark Dawson.
Is the Group Fifteen Files series finished?
The main series, Publication Order of Group Fifteen Files Books, has 5 books so far. The most recent title listed on this page gives the current end point of the series.
When did the Group Fifteen Files series start?
The earliest title in this collection was published in 2017, and the most recent in 2022.