"What's at play there is somebody who's really in an existential crisis," Spector says of George in the season finale.

After a tense and dramatic third season, HBO ’s hit period drama, which follows New York City ’s high society in the 1800s, ended Sunday with railroad tycoon George Russell (Morgan Spector) walking out on his wife, Bertha Russell ( Carrie Coon ).

This interview contains spoilers for the Season 3 finale of “The Gilded Age,” now streaming on HBO Max. Bertha Russell should be on the top of the world. As “The Gilded Age” ends its third season, Bertha (Carrie Coon) has pulled off yet another social triumph,