Mare of Easttown viewers have been bursting with praise for the new series, and plenty of fans were shocked to discover that Kevin Bacon and Kyra Sedgwick's daughter, Sosie Bacon, has a major role in the show. MORE: Kyra Sedgwick and Kevin Bacon's 'crushing' family change is so relatableIn the series, Sosie plays Carrie Layden, a recovering drug addict who is Mare's grandson Andrew's mother.