Author Information
Barbara Nickless's Latest Book

Newest Release

  • Bibliography:
    9 Books (3 Series)
  • First Book:
    October 2016
  • Latest Book:
    May 2026
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Full Series List in Order

A Benedict Hoffman and Helen Belle Thriller

1 - A Voice in the Dark (May-2026)

Dr. Evan Wilding

1 - At First Light (Dec-2021)
2 - Dark of Night (Nov-2022)
3 - Play of Shadows (Nov-2023)

Sydney Rose Parnell

1 - Blood on the Tracks (Oct-2016)
2 - Dead Stop (Oct-2017)
3 - Ambush (Nov-2018)
4 - Gone to Darkness (Jun-2020)

Book List in Order: 9 titles



  • A young woman is found brutally murdered, and the main suspect is the victim’s fiancé, a hideously scarred Iraq War vet known as the Burned Man. But railroad police Special Agent Sydney Rose Parnell, brought in by the Denver Major Crimes unit to h...



  • The search for a missing child leads a courageous railway cop down a twisted trail of murder. It’s been five months since Special Agent Sydney Parnell survived a violent confrontation with a gang of brutal thugs, an encounter that left her physi...



  • A Wall Street Journal bestseller.

    The gripping third book in the bestselling Sydney Rose Parnell series.

    Railway cop and former Marine Sydney Parnell is on the hunt. So is a killer she knows only as the Alpha. They’re in a race to fi...



  • From a Wall Street Journal bestselling author. Newly minted homicide detective Sydney Parnell faces a savage killer whose endgame is to capture her. And keep her.

    Iraqi war vet and former railway cop Sydney Parnell is now the youngest homici...



  • Ritual murder. Archaic clues. A visionary killer. In this heart-stopping novel by the Wall Street Journal and Amazon Charts bestselling author of the Sydney Rose Parnell series, words can kill.On the muddy banks of the Calumet River, a body has been ...



  • A recent murder is ancient history in a breathtaking novel about a sacred lost treasure and poisonous retribution by the Amazon Charts and Wall Street Journal bestselling author of At First Light.What an exotic way to die in Chicago.When esteemed his...



  • An ancient creature of Greek mythology drives a killer’s unspeakable motives in a pulse-pounding thriller by the Amazon Charts and Wall Street Journal bestselling author of Dark of Night.On a stormy Chicago night, renowned semiotician Dr. Evan ...



  • A woman’s investigation into her sister’s death exposes the dark side of a secret life in a gripping novel of power, money, and murder by a Wall Street Journal bestselling author.Sisters Nadia and Cass Brenner are heirs to Ocean House, a ...






Frequently Asked Questions (FAQ)

Barbara Nickless has published 9 books.

The next book by Barbara Nickless, A Voice in the Dark, will be published in May 2026.

The first book by Barbara Nickless, Blood on the Tracks, was published in October 2016.

Yes. Barbara Nickless has 3 series.