Guest Stars Peter Jacobson as Dr. Christopher Taub Olivia Wilde as Dr. Remy "Thirteen" Hadley Kal Penn as Dr. Lawrence Kutner Anne Dudek as Dr. Amber Volakis Edi Gathegi as Cole Michael Michele as Samira Terzi Laurie Fortier as Darnell Michael Whaley as Joe Michael Adler as E.R. Patient Khleo Thomas as Kenny David Campbell as Plastic Surgeon Co Starring Bobbin Bergstrom as Nurse #2 Adam Pilver as Cranio Surgeon Troy Vincent as Father David Um Nakase as Physician Mandy Schneider as Pretty Woman Lily Howe as Jenny
