Katherine Parkinson reflects on the depiction of marriage in 'RIVALS':"It's all to do with the context of the time. I was watching the BBC 'PRIDE AND PREJUDICE' with my daughters recently, and sort of trying to explain to them the stakes for young women getting married back in those days. The '80s isn't as distant in the past, but it was similar in that, if you weren't financially independent, you were maybe more trapped in a bad marriage than you would be, hopefully, today. So I think it's a wa