The Prisoner in the CastleAudiobook CD - 2018
Imprisoned on an isolated Scottish island during WWII, American-born codebreaker extraordinaire Maggie Hope must determine who among her group of captive agents is actually a murderer.
Publisher: [Westminster, MD] : Books on Tape, 
Characteristics: 8 audio discs (approximately 10 hr.) : digital ; 4 3/4 in digital,optical audio file,CD audio