Lady Julia Grey mysteries

• Silent in the Grave, 2007 (hardcover ISBN 978-0-7783-2410-2, mass market ISBN 978-0-7783-2524-6)
• Silent in the Sanctuary, 2008 (paperback ISBN 978-0-7783-2492-8, mass market ISBN 978-0-7783-2492-8)
• Silent on the Moor, 2009 (paperback ISBN 978-0-7783-2614-4, mass market ISBN 978-0-7783-0304-6)
• Dark Road to Darjeeling, 2010 (paperback ISBN 978-0-7783-2820-9)
• The Dark Enquiry, 2011 (paperback ISBN 9780778312376)
• Silent Night, 2012 (paperback ISBN 978-1-4592-3795-7)
• "Midsummer Night" novella, 2013 (e-book ISBN 978-1459254879)
• "Twelfth Night" novella, 2014 (e-book ISBN 978-1459256187)
• "Bonfire Night" novella, 2014 (e-book ISBN 978-1460338148)

Veronica Speedwell mysteries

• A Curious Beginning, 2015 (hardcover ISBN 978-0-4514-7601-2)
• A Perilous Undertaking, 2017 (hardcover ISBN 978-0-4514-7615-9)
• A Treacherous Curse, 2018 (hardcover ISBN 978-0-4514-7617-3)
• A Dangerous Collaboration, 2019 (hardcover ISBN 978-0-4514-9071-1)
• A Murderous Relation, 2020 (hardcover ISBN 978-0-4514-9074-2)
• An Unexpected Peril, 2021 (hardcover ISBN 978-0-5931-9726-4)
• An Impossible Impostor, 2022
• A Sinister Revenge, 2023

Other fiction

• The Dead Travel Fast, 2010 (paperback ISBN 978-0-7783-2765-3)
• Far in the Wilds novella prequel,^[3] 2013 (e-book ISBN 978-1-4592-4909-7)
• A Spear of Summer Grass, 2013 (paperback ISBN 978-0-7783-1439-4)
• "Whisper of Jasmine" novella prequel, 2014 (e-book ISBN 978-1460329764)
• City of Jasmine, 2014 (paperback ISBN 978-0-7783-1621-3)
• Night of a Thousand Stars, 2014 (paperback ISBN 978-0-7783-1775-3)
• Killers of a Certain Age, 2022 (hardback ISBN 978-0593200681)

Nonfiction

• chapter in Scribbling Women and the Real-Life Romance Heroes Who Love Them, 2014 (paperback ISBN 978-1310454141)
• contribution to The Mystery Writers of America Cookbook, 2015 (hardcover ISBN 978-1594747571)

• Official Website
• Interview with Bookreporter.com
• Interview with For Books' Sake Archived 2011-02-21 at the Wayback Machine