TNT scraps Snowpiercer / Frasier's son cast / Emma Roberts and Tom Ellis to star in Hulu's Second Wife

PLUS: John Corbett and Sarah Jessica Parker reunite in And Just Like That Season 2 photo.

TNT won't air Snowpiercer's already-filmed fourth and final season
The final season of Snowpiercer, the last remaining scripted series on TNT, has been scrapped and will be shopped elsewhere. "The pos…