Guest Stars Randy Flagler as Firefighter Harold Capp Robyn Coffin as Cindy Herrmann Amy Morton as Desk Sergeant Trudy Platt Melissa Ponzio as Donna Boden Edwin Hodge as Firefighter Rick Newhouse Sophia Bush as Detective Erin Lindsay Vedette Lim as Devon Kenny Johnson as Firefighter Tommy Welch Co Starring Anthony Ferraris as Squad 3 Driver Tony Ferraris Olga Aguilar as Nurse Zach Kenney as Paramedic O'Reilly Eric Hoffmann as Instructor Tania Richard as Kristel Ruben Quiles as Savrin Justine C. Turner as Charred Kid's Mom Eric Lynch as Officer Heslip Preston James Hillier as Battalion Chief Kenny Sara M. Holden as Teacher Dado as Motorcycle Woman Michael Joseph Mitchell as Headmaster Theo Tougne as Kid Jeff Diebold as Charred Kid's Dad Roy E. Dean as Engine Lt. Roy Dean Uncredited Anne Lockhart voices Dispatcher