Guest Stars Randy Flagler as Firefighter Harold Capp DuShon Brown as Connie Nick Gehlfuss as Dr. Will Halstead Oliver Platt as Dr. Daniel Charles Guy Burnet as Grant Smith Scott Elrod as Travis Brenner John Judd as Alderman Dearing Co Starring Anthony Ferraris as Squad 3 Driver Tony Ferraris Steve Chikerotis as District Chief Steve Walker Austin Cohen as Louie Keyes Aiden Cohen as Louie Keyes Michele Martinez as Paramedic Michele Martinez Lorena Diaz as Nurse Doris Joseph Cranford as Officer Crawford Cathy Schenkelberg as Caroline Vonderhoss Jay W. Cullen as Motorcyclist Kylan Conroy as Bethany Charls Sedgwickhall as Boat Captain Sal Amato as Pier Manager Joseph Thomas as Bouncer Stephen Grady as Boat Hand Uncredited Anne Lockhart voices Dispatcher