Guest Stars Marc Grapey as Peter Kalmick Brennan Brown as Dr. Samuel Abrams Luke Mitchell as Dr. Mitch Ripley Devin Kawaoka as Dr. Kai Tanaka-Reed Conor Perkins as Dr. Zach Hudgins Luigi Sottile as Sean Archer Walter Coppage as Dr. Mark Cameron Drew Powell as Harris Shorr Austin Highsmith Garces as Audrey Shorr Co Starring Lorena Diaz as Nurse Doris Courtney Rioux as Paramedic Courtney Jeremy Shouldis as Dr. Marty Peterson Cesar Jaime as Paramedic Cesar Lynnette Li as Nurse Nancy Michael Vaughn Shaw as X-Ray Tech Mike Matthew Isler as Paramedic Matt Oren Gottfried as Dr. Clifton Gottfried Jack Seijo as Paramedic Jack Alex Moss as Man Iesha Rochelle as Liz Morgan Tony Bozzuto as Patient Ana María Álvarez as Woman Terry King as Tom Rowland Roderick Frazier as Brice Morgan Charlie Hooper as AJ Katie Knopf as Judith Burke April Lowery as Flight Nurse Laura Resinger as Ivy Vance Crina Shah as Kayla Rowland Barton C. Williams as Pilot Stephanie Wohar as AJ's Mom
