All of Peter James’s Roy Grace Books in Order

All of M.C. Beaton’s Agatha Raisin Books in Order

Simon McCleave’s DI Ruth Hunter “Snowdonia Mysteries” Book Series in Order

All of Val McDermid’s Inspector Karen Pirie Book Series in Order

All of Mick Herron’s Slough House (Slow Horses) Books in Order

All of Caroline Graham’s Midsomer Murders Books in Order