Guest Stars Sterling K. Brown as Dr. Roland Burton Katelyn Pippy as Emmalin Holden Joy Wren as Sara Elizabeth Faith Wren as Sara Elizabeth McCarrie McCausland as David Burgess Jenkins as Eddie Hall Ella Wahlestedt as Caroline Brant Daugherty as Patrick Clark Linden Ashby as Dr. Dan Seaver Chloe Lanier as Penny Barry J. Ratcliffe as Jason Tyler Kelsey Scott as Dr. Melody Lam