Agreed about the book and miniseries, but for me the problem with the film is that the book "Tinker Tailor Soldier Spy" is one of the great character-driven spy

Agreed about the book and miniseries, but for me the problem with the film is that the book "Tinker Tailor Soldier Spy" is one of the great character-driven spy thrillers, so while the film on its own is not a bad film, it dumped vast sections of character development to get down to 127 minutes.