Guest Stars Jaime Ray Newman as Lucille Abshire Michael Park as Philip Abshire Caitlin Shorey as Tween Clare Abshire Marcia DeBonis as Nell Peter Graham as Mark Abshire Shawna Hamic as Isabelle Spencer House as Jason Everleigh Karma Jenkins as Clare's Friend Kaya Rosenthal as Helen Lianah Sta. Ana as Ruth Co Starring Gui Agustini as Henry's Acting Double Finn Brown as Young Mark Abshire Carol Mazhuvancheril as Matt