Margo Martindale as Carol Miller, Jayma Mays as Debbie and Will Arnett as Nathan Miller. Nathan and Debbie trade parents when they each think the other sibling has it easier. Meanwhile, on THE MILLERS, Thurs. Oct. 17 (8:31-9:01 PM, ET/PT) on the CBS Television Network. Photo: Cliff Lipson/CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved.