'GLOW' shines brighter in rich, more relevant second season

'GLOW'

(CNN)Originally a fun if somewhat lightweight trip down memory lane, "GLOW" has taken on a richer texture and greater relevance in its second season, both in terms of developing key relationships and exploring the period -- and the mid-1980s excesses of what stood for "Gorgeous Ladies of Wrestling" -- through such prisms as race and the #MeToo movement.

The eccentric characters remain, as well as the dynamic of two actresses -- whose friendship was fractured by betrayal -- being forced to work together. A third strand involves the show-within-a-show's cranky producer Sam (Marc Maron), who is alternately fatherly toward his charges, cruelly dismissive and, in one case, harbors feelings that come as a surprise even to him.
The basic dynamic continues, with the struggling