Guest Stars Jason George as Dr. Ben Warren Justin Bruening as Matthew Taylor James Remar as James Evans Marguerite Moreau as Dr. Emma Marling Elizabeth Bond as Kimmie Kepner Emily Happe as Libby Kepner Grace Bannon as Alice Kepner Alina Phelan as Karen Marks Benjamin King as Dalton Marks Jonathan Nichols as Parent J.D. Cullum as Representative Co Starring Nicole Rubio as Paramedic Nicole Cummins Teresa Huang as Nurse Ruth Joyce Brew as Nurse Sean Abbott as Reverend Drew Tatiana Chekhova as Seamstress Nick Jaine as Tim Amber Friendly as Photographer Bryce Lee Townsend as Elliot Hooks