Spyfall by John Hegenberger

In October 1959, someone is out for revenge against young L.A. PI, Stan Wade, who has solved a few cases for his main client, Walt Disney. When a CIA agent mistakenly dies in Stan’s place, Stan initiates a revenge investigation that leads him outside the country, and his own comfort zone, to stop a nuclear threat to Europe that will remain classified until 2012.

A Stan Wade LA PI Novel