Guest Stars Eugene Byrd as Dr. Clark Edison Diedrich Bader as Andrew Hacker Rena Sofer as Dr. Catherine Bryar Tembi Locke as Marilyn Stoddard Ravil Isyanov as Dimitri Vladov Myndy Crist as Grace Redmon Stephen Monroe Taylor as Tad Benedict Toby Meuli as Ben Marcus Adam Paul as Jazz Gunn Noelle Hale as Lucy Alvarez-Rodriguez