Main Characters Dr. Charles "Charlie" Harris 85 main appearances Dr. Alex Reid 84 main appearances Dr. Zachary "Zach" Miller 83 main appearances Dr. Maggie Lin 79 main appearances Dr. Shahir Hamza 68 main appearances Nurse Jackson Wade 61 main appearances Dr. Dawn Bell 56 main appearances Dr. Joel Goran 46 main appearances Dr. Dana Kinney 39 main appearances Dr. Wayne Sharpe 18 main appearances Dr. Melanda Tolliver 35 main appearances Dr. Gavin Murphy 30 main appearances Dr. Cassie Williams 31 main appearances Dr. Tom Reycraft 30 main appearances Dr. Dev Sekara 29 main appearances Nurse Victor Reis 26 main appearances Dr. Sydney Katz 15 main appearances Dr. Rian Larouche 1 main appearances Dr. Jeremy Bishop 10 main appearances Dr. Asha Mirani 10 main appearances Dr. Emmanuel Palmer 8 main appearances Kristine Fields 2 main appearances Dr. Patrick Curtis 4 main appearances
Recurring Guest Characters Boy 1 guest appearances Mom 1 guest appearances John Doe 1 guest appearances Wayne Power 1 guest appearances Kai Bonnaroo 1 guest appearances Lab Technician 1 guest appearances Paramedic 1 guest appearances Violet 1 guest appearances Bridget 1 guest appearances Connor 1 guest appearances Cade 1 guest appearances Dudley 1 guest appearances Carlos 1 guest appearances Mimi 1 guest appearances Sarah Collins 1 guest appearances Sarah's Husband 1 guest appearances Sandy 1 guest appearances Marcel 1 guest appearances Claire 1 guest appearances Leslie Crane 1 guest appearances ⇤ « 10 11 12 13 14 15 16 17 18 19 » ⇥