It makes a pleasant choice for an afternoon or evening viewing experience. If you can overlook the fact that it’s not brand new, I think you’ll discover many hours of enjoyable and calming amusement. It isn't quite like Sherlock Holmes, but shares some similarities. Because of his medical issues, Monk perceives things differently—noticing details most people miss. This leads to a number of amusing moments stemming from his condition. Basically, it provides simple entertainment for times when you don’t want anything too intense.

Source on TMDB