Martin Balsam
... as Juror #1: Methodical, fair and well-intentioned.
And the cast, one of the best ever featured in film, offers an insightful examination of many subtle nuances that can enrich a male adult demography, played with such believability every one could identify with one of the jurors.
So, which of the 12 jurors did you most identify with? And if you have a reasonable doubt, just watch the film again (or will it be the first time?) to make up your mind.