시즌 정규 출연진 7

1. 

   잭 브래프

   John 'J.D.' Dorian

2. 

   Donald Faison

   Christopher Turk

3. 

   John C. McGinley

   Perry Cox

4. 

   Sarah Chalke

   Elliot Reid

5. 

   Judy Reyes

   Carla Espinosa

6. 

   Ken Jenkins

   Bob Kelso

7. 

   Neil Flynn

   Janitor

특별출연 9

1. 

   Sam Lloyd

   Ted Buckland

2. 

   Aloma Wright

   Laverne Roberts

3. 

   브랜든 프레이저

   Ben Sullivan

4. 

   Warren Munson

   Mr. Taylor

5. 

   타라 리드

   Danni

6. 

   Richard Clarke Larsen

   Homeless Man

7. 

   Frank Encarnacao

   Dr. Mickhead

8. 

   Randall Keenan Winston

   Leonard

9. 

   Christa Miller

   Jordan Sullivan

제작진 5