Guest Stars Sterling K. Brown as Dr. Roland Burton Joy Wren as Sara Elizabeth Faith Wren as Sara Elizabeth McCarrie McCausland as David Burgess Jenkins as Eddie Hall Adam Boyer as SFC Leon 'Ski' Wisniewski Ella Wahlestedt as Caroline Niles Fitch as Deuce Joshua Henry as Quincy Montclair Caleb Barwick as Tanner Tre Jamison as Gabe Kaci Walfall as Nyah Ravi Naidu as Doctor Reeves Shane Callahan as Lt. Higgins