Guest Stars Michael Curran-Dorsano as Gator Mejia Maximiliano Hernández as Doc Rios Fay Masterson as Andrea Garnett Chris Sheffield as Comms Officer Will Mason Andy T. Tran as Lt. Andy Chung Paul James as O'Connor Hope Olaide Wilson as Bertrise Grace Kaufman as Ashley Chandler Aidan Sussman as Sam Chandler Alice Coulthard as Kelly Tophet Bruce Nozick as Dr. Milowsky Ebon Moss-Bachrach as Neil Sorenson Brían F. O'Byrne as Sean Bill Smitrovich as Jed Chandler Nick Court as Ned Mark Rhino Smith as Ian Carlos Leal as Juan Carlos