Notting Hill, Venus and My Cousin Rachel director Roger Michell and his cameras into a 2017 gathering, the quartet, thanks to some gentle prompting from him (and goading from each other) offer up their perspective on their lives, loves, memorable performances and modern things that annoy them. But despite "Mags" and "Jude" sometimes living up to their cantankerous reputations, this isn't an all-star episode of Grumpy Old Women. Instead, it's an absorbing and fascinating look back at the last 60 years of British stage and screen. Dirt is most certainly dished (especially about "unkind dir...