• "‘Knox’s pitch-black novels are among crime fiction’s most compelling’"

  • "‘Fierce, funny and flint-sharp. Joseph Knox is the true grit of Brit noir' "

    Cara Hunter
  • "Dark, gritty and compelling, this will have you turning the pages until the early hours of the morning"

    The Independent
  • "Oozing dread, full of surprises and with a powerful sense of outraged humanity, The Sleepwalker is Joseph Knox’s finest novel yet."

    The Times
  • "‘[An] ingenious plot … full of striking revelations’"