Guest Stars Christian Stolte as Firefighter Randy "Mouch" McHolland Joe Miñoso as Firefighter Joe Cruz Yuri Sardarov as Firefighter Brian "Otis" Zvonecek Sarah Shahi as Renee Royce Jeff Lima as Leon Cruz Nicole Forester as Christie Jordan Kathleen Quinlan as Nancy Annalyn Casey Victor Slezak as Rick Savrinn Co Starring Randy Flagler as Firefighter Harold Capp William Smillie as Kevin Hadley Eliza Shin as Dr. Brenner Jodie Glass as Prisoner Kamal Angelo Bolden as Gere Tory O. Davis as Travis Brandon Bowens as Motorist in Airplane Mishap Bella Lopez as Rosa Bryan Conner as Knox Henry Godinez as Ernesto Lacy Katherine Campbell as Dr. Kessman Mateo Smith as Cop Maury Cooper as Chuck Sharon Coleman as Motorist in Airplane Mishap Uncredited Anne Lockhart voices Dispatcher