""The Forsyte Saga,"" Part 5. Old Jolyson's bequest finally gives Irene financial security. Twelve years later, Soames (Damian Lewis) decides to divorce her. ""We're two peas in a pod---both abandoned,"" he tells his sister, Winifred (Amanda Root), when her blackguard husband, Dartie (Ben Miles), leaves her after one losing night too many at the gaming table. Irene: Gina McKee.--from TV Guide.