Vita Tepel / 迈克尔·格兰特斯琴 / Nele Schepe
Zach Braff ... Dr. John 'J.D.' Dorian,Sarah Chalke ... Dr. Elliot Reid,Donald Faison ... Dr.Christopher Turk
Sascha Alexander，Dr. Pat Allen
妮可·德波儿 Nicole de Boer ....Dr. Cassie Lawrence,Sebastian Spence ....James 'Jim' Lawrence,Jerry Wasserman ....Mayor Leonardo
Aaron Abrams ... Dr. Tyler Voller,Wendy Anderson ... Janice Fraser,Jim Annan ... Matt Larkin
Benno Fürmann,Nele Mueller-Stöfen,Otto Mellies
Aaron Abrams ... Dr. Tyler Voller,Wendy Anderson ... Janice Fraser,Jim Annan ... Matt Larkin
Kim Delaney .... Dr. Samantha Hill,Beau Bridges .... President Paul Hollister,Frank Langella .... Dr. Hill,Melissa Sue Anderson .... First Lady Megan Hollister,Dean Cain .... Brad,Oliver Hudson .... Will,Carly Pope .... Laura,David Cubitt .... Dr. Jordan