Rose Byrne
In July 2013, Rose Byrne joined the cast as Grace Farrell, Stacks's faithful assistant and in August, "Boardwalk Empire" star and partner of Rose Byrne, Bobby Cannavale joined the cast as a "bulldog political adviser" to Will Stacks. In September, the rest of the cast was announced: Amanda Troya, Nicolette Pierini, Eden Duncan-Smith, and Zoe Colletti as Annie's foster sisters.