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DI Nicki Hardcastle Books in Order
Below you'll find the complete list of DI Nicki Hardcastle books in publication order. This is generally the recommended reading order for the series.
Reading order verified: April 2026
Quick Answer
What order should I read the DI Nicki Hardcastle series? Start with "Guilt" (2021) and follow publication order through all 5 books.
The complete DI Nicki Hardcastle reading order is listed below in publication sequence.
Publication Order
Guilt
2021
Missing Boy
2021
The Trophy Killer
2023
The Hardwick Heath Killer
2024
Skin Of Their Teeth
2025
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