Main Characters Dr. Christopher Duncan Turk 179 main appearances Dr. Percival "Perry" Ulysses Cox 179 main appearances Dr. John "J.D." Dorian 174 main appearances Dr. Robert "Bob" Kelso 165 main appearances Dr. Elliot Reid 167 main appearances Janitor 142 main appearances Nurse Carla Espinosa 166 main appearances Dr. Denise "Jo" Mahoney 13 main appearances Lucy Bennett 13 main appearances Drew Suffin 13 main appearances Cole Aaronson 13 main appearances
Recurring Guest Characters Meghan Maroney 1 guest appearances Paul 1 guest appearances Patient 1 guest appearances David Izzle 1 guest appearances Sign Language Interpreter 1 guest appearances Mr. Biegel 1 guest appearances Ms. Simmons 1 guest appearances Boots 1 guest appearances Professor 1 guest appearances Joseph 1 guest appearances Eric Puritsky 1 guest appearances Roger 1 guest appearances Kid 1 guest appearances Arthur 1 guest appearances Mrs. Foster 1 guest appearances Mr. Foster 1 guest appearances Nicole 1 guest appearances Nurse Seila 1 guest appearances 75-Year Old Lucy 1 guest appearances Frank 1 guest appearances ⇤ « 37 38 39 40 41 42 43 44 45 46 » ⇥