"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....
"1943: In the midst of the brutal, hard-fought Solomon Islands campaign between the Allies and the Japanese forces, Lieutenant Billy Boyle receives an odd assignment: he's sent by the powerful Kennedy family to investigate a murder in which PT skipper (and future president) Jack Kennedy has been implicated. The victim is a native coastwatcher, an allied intelligence operative, whom Kennedy discovered on the island of Tulagi with his head bashed in....
Billy Boyle, a young Irish-American cop from Boston, has just made detective when World War II breaks out. His "Uncle Ike" is Dwight D. Eisenhower, plucked from obscurity to command Army forces in Europe, and he wants Billy to be his personal investigator. Accompanied by an aristocratic Polish officer in exile and a beautiful British WREN, his mission is to catch a spy who may have been planted in Beardsley Hall, where the Norwegian government in...