Praise for the Billy Boyle series:
“A meaty, old-fashioned and thoroughly enjoyable tale of WWII-era murder and espionage.”—The Seattle Times
“The World War II atmosphere and history are expertly handled.”—Denver Post
“Great fun. Benn knows his war history. . . . The novel introduces a batch of intriguing characters who seem destined to make another appearance.”—The...

Fifty Browning Automatic Rifles have been stolen from a US Army base in Northern Ireland. His “uncle” Ike Eisenhower sends Billy to recover the weapons, which might be used in a German-sponsored IRA uprising. Bodies begin to accumulate as Billy finds unexpected challenges to his Boston-Irish upbringing and IRA sympathies. There are rogues on both sides, he learns.

"Uncle Ike" (aka General Eisenhower) personally pins silver first lieutenant bars on Billy Boyle in Benn's stellar fifth WWII mystery (after 2009's Evil for Evil). In December 1943, Billy's leave with his British girlfriend in Italy is cut short. Orders send him to London to look into a Soviet officer's shooting murder, which may be retaliation for the execution of thousands of Polish officers in the Katyn Forest that's been blamed on the Germans...

In his time investigating crimes for both the Boston cops and General Ike's European forces, Lieutenant Billy Boyle hasn't encountered a serial killer. But now it looks like he may--a serial killer with a particularly frightening agenda.

"Lieutenant Billy Boyle could have used a rest after his last case, but when his girlfriend, Diana Seaton, a British spy, goes missing in the Vatican, where she was working undercover, he insists on being assigned to a murder investigation there so he can try to help her. An American monsignor is found murdered at the foot of Death's Door, one of the five entrances to Saint Peter's Basilica. Wild Bill Donovan, head of the OSS, wants the killing investigated....

A novel inspired by the controversial Operation Tiger tragedy follows Billy Boyle's investigation into an unidentified body that has washed up on the beach near a secret training site for the approaching D-Day invasion of Normandy.

Court-martialed on spurious charges of black market dealings, World War II captain Billy Boyle is reduced in rank and sentenced to hard labor unless he agrees to go behind enemy lines to rescue a high-value Allied soldier.

In 1944 Normandy, U.S. Army detective Billy Boyle is called in to investigate the murder of an American officer near the front lines, but the job is complicated by an American military unit stationed nearby with a secret that must be kept from enemy spies.

"Just days after the Liberation of Paris, Billy and Kaz are brought to Saint Albans Convalescent Hospital in the English countryside. Kaz has been diagnosed with a heart condition, and Billy is dealing with emotional exhaustion and his recent methamphetamine abuse. Meanwhile, Billy's love, Diana Seaton, has been taken to Ravensbruck, the Nazi concentration camp for women, and Kaz's sister, Angelika, who he recently learned was alive and working with...

"Following their mission in the Soviet Union, Billy, Kaz, and Big Mike are sent to southern France for what should be a simple assignment: to serve as security for Royal Navy Commander Gordon Stewart, head of the Special Operations Executive's Section F in Algiers. Stewart's mission is to work with Resistance leaders in liberated areas to gather information that will help track down Vichy officials and other traitors who escaped with the retreating...