Credit: Image: Howard Wise/JPI has learned that next week The Young and the Restless will go back to the 1970s to take a look at the shaping forces of the Abbotts. Cathy Marks returns to play a young Dina and Jonathan Stoddard returns to play her husband, John. Graham Taylor also returns as a young Jack Abbot, while Julia D’Arcy Badinger will take on the role of a young Ashley Abbott and Valentina Sky Gordon plays her little sister Traci Abbott.