SERIES PREMIERE: In this new series about a Paris fashion house trying to build a reputation in postwar WWII, Richard Coyle and Tom Riley star as brothers working together, and sometimes in opposition, to achieve that goal. They’re the stars, but I have more fun watching the other members of this show’s first fashion family. Mamie Gummer, who played Nancy the intrepid lawyer on The Good Wife, is intriguing – and Frances de la Tour, as the matriarch, is a scene-stealer. And I’ve enjoyed her ever since she starred opposite Bob Hoskins in Flickers, a miniseries about the early film industry. And that was way back in 1980…