Private Investigator Thriller

When Congressman and DeMarco’s long-time employer John Mahoney gains custody of his 15-year-old goddaughter, Cassie Russell, he sends DeMarco to evaluate the situation. Cassie’s parents have just perished in a plane crash that Cassie survived, and she has now inherited her father’s billions. DeMarco plans to advise Mahoney to leave Erin Kelly, manager of the Russell’s fund, in charge of Cassie’s finances, but he soon learns that Erin may not be as trustworthy as she first appeared.

Popular mystery author Carolyn Haines is the recipient of the prestigious Richard Wright Award for Literary Excellence, as well as the Harper Lee Award. In Greedy Bones, Sarah Booth Delaney returns to Dahlia House when a mysterious illness breaks out in her hometown. Sarah’s best friend Tinkie’s husband seems to be dying of the ailment, so Sarah must act fast to avoid a devastating loss.

Marla Bernstein is a pretty, dark-haired teenager who also happens to be the ward of Ben Morningstar - a semi-retired mobster who prefers to keep family business out of the newspapers. When Marla suddenly disappears, the gang boss is forced to call in private eve Amos Walker, who quickly learns his new employer doesn't take "no" for an answer when he offers a job opportunity. Unfortunately, the only clue to Marla's whereabouts is a pornographic photograph that clearly proves that she's become part of a world that disgusts even her criminal guardian....

When her dreams of rising through the Accra police ranks like her late father crash around her, 26-year-old Emma Djan is unsure what will become of her career. Through a sympathetic former colleague, Emma gets an interview with a private detective agency that takes on cases of missing persons, theft, and infidelity. Meanwhile, Gordon Tilson, a middle-aged widower in Washington, DC, has found solace in an online community after his wife's passing. Through the support group, he's even met a young Ghanaian widow he's come to care about.

Accused of treason and stripped of his knighthood, Crispin Guest has survived on the gritty streets of London by reinventing himself as The Tracker, an investigator for hire who can locate lost objects and uncover secrets. When the merchant Nicholas Walcote hires Guest to investigate his young wife Philippa for adultery, he discovers an underground world of danger and dirty dealings. Philippa is indeed hiding something—but she's not the only one. Walcote himself is rumored to possess a holy relic so powerful that some would even kill for it.

Thomas Fool is an Information Man, an investigator tasked with cataloging and filing reports on the endless stream of violence and brutality that flows through Hell. His job holds no reward or satisfaction, because Hell has rules but no justice. Each new crime is stamped "Do Not Investigate" and dutifully filed away in the depths of the Bureaucracy. But when an important political delegation arrives and a human is found murdered in a horrific manner - extravagant even by Hell's standards - everything changes.

A new novel from Mulholland Books / Little, Brown and Company, publishing September 2025.

Sarah Booth just wants to help her fiancé recover from a leg wound in peace.... Until, that is, an ex-porn star declares that she's being stalked, and Sarah Booth suddenly finds herself in the midst of a wild case with no idea what to believe or whom to trust.

The Organization has dispatched Ishmael and his partner Penny to Coronach House on the shores of Loch Ness, where the secretive but highly influential Baphamet Group are holding their annual meeting. The Organization believes an imposter has infiltrated the Group, and they have instructed Ishmael to root him - or her - out. It's not Ishmael's only mission. The first agent sent by the Organization has been found dead in her room, murdered in a horribly gruesome manner. Ishmael must also discover who killed Jennifer Rifkin, his fellow agent - and why.

The story is not your typical murder mystery. The sleuth is not a detective, private eye, or lawyer. He's an ordinary guy with an extraordinary dog. Jacob Martin is trying to make the best of a divorce and mid-life crisis when he gets a call at two o'clock Sunday morning from his mother. His sister has been arrested for the murder of her fourth husband, and his father is near death. Thus begins an adventure that takes Jake and his golden retriever from their Colorado retreat to a backwater town in the Missouri Ozarks.

Adrian Monk has journeyed into the realm of the cult science fiction show Beyond Earth, where he meets fans just as obsessive as he is. Monk is at their convention because there may be a killer lurking in the Beyond Earth community: someone in a starship uniform has very publicly gunned down the show's legendary creator, Conrad Stipe. Could a fan be that furious at him for selling out to an exploitative Hollywood producer? Or is there more going on behind the scenes in Stipe's life?

Sarah Booth just wants the perfect Christmas holiday. Even with the dissolution of her engagement, she refuses to lose her Christmas spirit. But when Theodora Prince - an ex classmate and current Pastor's wife - comes calling with a year-old case and cash upfront, Sarah Booth must find the truth about the boys who ruined last year's Christmas pageant in time to stop them from doing it again.

As a favor to her rock journalist boyfriend, Thai-boxing, rock-and-roll private detective Kate Brannigan agrees to track down a missing song-writer Moira Pollock, a search that takes her into some of the seediest parts of Leeds and Bradford. But little does she realize that finding Moira is only a prelude to murder. Juggling her other cases, including a search to uncover the source of counterfeit luxury goods, Brannigan finds herself for the first time on the trail of a killer.

Far beneath the sands of Alexandria, an archaeological team digs deeper than anyone has before, seeking an ancient power older than the pyramids. What they unearth is an evil that threatens the whole world. First it targets the worst of humanity: Ex-Nazis, Central American warlords, and the pushers who peddle drugs to children are found massacred, ripped limb from limb without having fired a shot in their own defense. But the next to die will be ordinary people.

As the youngest of the five Walsh girls, Helen has had a tough time finding her way in the world. At 33, her job as a private investigator has proven less than fruitful and after losing her apartment, she’s moved back in with Mammy Walsh. In desperation, Helen takes on a case to locate the missing member of a once wildly popular boy band. The only hitch is that she has to work with her ex-boyfriend.

In 1930, young Archie Goodwin comes to New York City hoping for a bit of excitement. In his third week working as a night watchman, he stops two burglars in their tracks - with a pair of hot lead slugs. Dismissed from his job for being “trigger-happy”, he parlays his newfound notoriety into a job as a detective’s assistant, helping honest sleuth Del Bascom solve cases like the Morningside Piano Heist, the Rive Gauche Art Gallery Swindle, and the Sumner-Hayes Burglary. But it’s the kidnapping of Tommie Williamson that introduces Goodwin to the man who will change his life.

Meet Roy Ballard, freelance videographer with a knack for catching insurance cheats. He's working a routine case, complete with hours of tedious surveillance, when he sees something that shakes him to the core. There, with the subject, is a little blond girl wearing a pink top and denim shorts - the same outfit worn by Tracy Turner, a six-year-old abducted the day before. When the police are skeptical of Ballard's report - and with his history, who can blame them? - it's the beginning of the most important case of his life.

Jimm Juree was a crime reporter for the Chiang Mai Daily Mail with a somewhat eccentric family. When she is forced to follow her family to a rural village on the coast of Southern Thailand, she’s convinced her career—maybe her life—is over. So when a van containing the skeletal remains of two hippies is inexplicably unearthed in a local farmer’s field, Jimm is thrilled. Shortly thereafter an abbot at a local Buddhist temple is viciously murdered.

She may be a Mississippi belle, but Sarah Booth Delaney is no pampered daddy’s girl. Unwed and over thirty, Sarah has her own set of problems - like coping with regular hauntings by her great-great-grandmother’s nanny, a busybody of a ghost who’s set on marrying her off to the first suitor who comes calling. But when an old friend is in trouble, Sarah Booth doesn’t hesitate to get involved.

Henry Parker's life is looking up. He just landed his dream job as a reporter at the renowned New York Gazette, has a great girlfriend, and the world at his fingertips. Henry is smart. Ambitious. Determined. He's ready to take the world by storm. But Henry's dream is about to turn into a nightmare.... On his first assignment, a man ends up dead, and Henry finds himself on the run and accused of murder. On his trail is a dogged cop who wants to see Henry behind bars, and a ruthless, demented assassin who wants to see Henry dead. Henry's only hope of survival is a woman he barely knows.