Discounted for December 2025: Riveting Mystery and Thriller Books You Don't Want to Miss!

George Lovelace, a seasoned spy, has spent his career lurking in the shadows. Protected by an array of phony passports, he has taken on Nazis, Communists, and any other national threats. With enemies across the globe, Lovelace struggles to pinpoint which one is responsible for the string of death threats he’s suddenly receiving. 

Beginning to come to terms with retirement, Lovelace arrives at Beaumont hotel, a stunning oasis managed by his old friend Pierre Chambrun. Pierre, a former resistance fighter, promises to protect Lovelace from harm.

But when an unknown guest is found dead in Lovelace’s room, it becomes clear that the murderer targeting Lovelace has already penetrated Beaumont’s barriers. 

In the final entry of the Jocelyn O’Roarke series, Rich Rafelson, a middle-aged actor playing Peter Pan, mysteriously falls to his death during a preview night of the show.

His friends, who were responsible for the harness and stage carpentry, firmly maintain their innocence in the incident.

Now, detective Jocelyn “Josh” O’Roarke must follow the clues to pinpoint the perpetrator. As Josh gets closer to the truth, a fairy tale ending seems further than ever… 

Days before retired oil executive Morris Cutter is set to give a report to Congress that will delay action on climate change for decades, he and his wife are found dead in their home. When the police label it a murder suicide, the couple’s son sets out to prove otherwise, enlisting the help of private detective Geneva Chase. 

Genie quickly learns that suspects are everywhere, even within the deceased's immediate family. Cutter’s former company has a vested interest in keeping a low profile until they can present their pseudo-science on Capitol Hill.

When the lead scientist of the study goes missing, followed by Cutter’s daughter, Genie begins to piece together what really happened to Morris and Julia Cutter, putting herself in danger as she races to the truth. 

When Belle’s deadbeat father suddenly dies of an apparent heart attack, she and Rosco become increasingly suspicious about the timing of his death. Setting out to investigate her father’s ominous past, Belle unravels a gripping mystery.

This entertaining whodunit also features six crossword puzzles. 

Novelist Darell Brooke loses his title as King of Suspense when a car accident leaves him unable to concentrate. As years pass, a bitter Darell sets out to plot a new novel and regain his reputation.

Recovering drug addict Kaitlan Sering, Darell’s twenty-two-year-old granddaughter, was cut off after getting caught stealing from him. 

When three women are murdered in Kaitlan’s town, she is shocked to realize that the culprit is her boyfriend, Craig, the police chief’s son.

With nowhere else to turn, Kaitlan flees to her estranged grandfather and asks him to devise a plan to trap Craig. Darell, still grappling with a muddled mind, takes on the daunting task—could this be the answer to the elusive plot he’s been looking for? 

Detective Garda Sergeant Mike West and his team are left puzzled when a murder is followed by a slew of random, motiveless crimes. When Edel Johnson arrives at one of the crime scenes, now working with a victim support group, Mike is taken aback.

He has feelings for her, but as he was the garda who investigated her husband’s murder, their relationship is complicated. 

With crime in Dublin’s suburbs at an all-time high, and increasing pressure from his bosses, West can’t be distracted by Edel. But someone wants Edel out of the way, and West must find out who it is… 

A plane is hauled from the bottom of the Ohio River, resurrecting a dark secret shared by two men who helped put it there decades ago.

For memory expert Jim Christensen, the wreckage is a terrible omen: his adopted daughter, Melissa, has been suffering from vivid, unsettling dreams that feel like memories from a life before she was his. 

Jim is the ideal person to unlock Melissa's fragmented past, but doing so means revealing a terrifying truth about who she was, who might be looking for her, and how her adoption is entwined with the brutal, buried history he's spent a lifetime running from.

In this dizzying novel of suspense, the past isn't just haunting Jim—it's aiming for his daughter. 

When an instructor's death, a mugging, and another fatal incident all take place at Knightsbridge School of English, Detective Constable Ellis Pooley sends Robert Amiss to be an undercover teacher on campus.

The men work together to get to the bottom of the mystery, before another “accident” unfolds before their eyes.