The film adaptation of Georges Simenon’s "A Battle of Nerves" suffers from the limitations of the "Ansco" color film stock used in 1949, which gives the viewing experience a hazy, yellowish quality. While Charles Laughton delivers a commendable performance as the well-known detective Maigret, investigating a murderer and extortionist, the movie progresses at an unhurried pace, filled with lengthy establishing shots a…