Dr. John 'J.D.' Dorian

Zach Braff

Dr. Elliott Reid

Sarah Chalke

Dr. Christopher Turk

Donald Faison

Dr. Perry Cox

John C. McGinley

Schwester Carla Espinosa

Judy Reyes

Dr. Bob Kelso

Ken Jenkins

The Janitor

Neil Flynn

Dr. Kim Briggs

Elizabeth Banks

Hooch

Phill Lewis

John

Scott Holroyd

Doug Murphy

Johnny Kastl

Emery

Michael Mitchell

Dan Dorian

Tom Cavanagh

Colin Hay

Colin Hay

Dr. Todd Quinlan

Robert Maschio

Lloyd / Delivery Guy / Patient

Mike Schwartz

Ted Buckland

Sam Lloyd

Dr. No-Shot

Carlos Jacott

Shannon

Lauren Stamile

Mr. Macrae

Peter Holden

Robyn

Corena Chase

Laverne Roberts / Nurse Shirley

Aloma Wright

Gayle

Susanne Blakeslee

Ricky

Efren Ramirez

Patient

Ed Marques

Mr. Mandelbaum

Jerry Sherman

Jordan Sullivan

Christa Miller

Mr. Hutnik

Kevin Rahm

Mr. Barnhart

Paul Latham

PA System / Announcer

Jack Angel

Keith

Travis Schuldt

Mr. Clark

Harry Danner

Josh

Sterling Beaumon

Tan Doctor

Greg Allan Martin

Josephine

Aseem Batra

Colonel Doctor

Bob Bencomo

Mike Davis / Dr. Toilet (voice) / Mr. Cropper

Michael McDonald

Board Member

Duke Stroud

Mrs. Cropper

Mindy Sterling

Doctor

Michael Cotter

Paulo

Gene Pompa

Rex

Aaron Ikeda

Snoop Dogg Intern / Snoop Dogg Resident / Snoop Dogg Attending

Manley Henry

Butch Doctor

Alison White

Cop

Edward James Gage

Mrs. Winston

Susan Leslie

Man

Andy Kreiss

Lady / Dr. Mitchell

Kit Pongetti

Olympic Athlete

Roshawn Franklin

Dr. Donna

Debra Azar

Marian

Katie Gill

Nurse

Kammy Burnett

Intern

Shawn Card

Denise Mahoney

Eliza Coupe

Mr. Candy

Christopher Gehrman

Roy

Philip McNiven

Brother 1

Houston Rhines

Dr. Beardface

Geoff Stevenson

Nurse's Aid

Amy Aitken

Potions Tech

Paul Kwo

Dr. Mickhead

Frank Encarnacao

Man

Ross Mackenzie

Ball-Mart Lady

Edith Jefferson

Baby Jack

Andrew Miller

Flashback Nerd

Anthony Fitzgerald

Board Member

Arthur Roberts

Nurse

Daneka Vallejo

Dr. Wen

Charles Rahi Chun

Boon

Tyler Poelle

Crispin

George Miserlis

Cute Nurse

Shalina Waterman

Brother 2

Ross Willett

Empire Burger Manager

Robert Khakh

Mr. Winston

Paul Webster

Debbie / Slagathor

Lindsay Ravage

Randall

Paul F. Perry

Gymnast

Hayley Holmes

Lonnie / Pizza Guy

Michael Hobert

Lucy Bennett

Kerry Bishé

Drew Suffin

Michael Mosley

Cole Aaronson

Dave Franco

Sean Kelly

Scott Foley

Leonard / Death

Randall Keenan Winston

Danni

Tara Reid

Gloria

Christina Miles

Maya

Nicky Whelan

Dr. Molly Clock

Heather Graham

Lisa

Jordan Zucker

Cabbage / Jason

Shaughn Buchholz

Dr. Katie Collins

Betsy Beutler

Troy

Joe Rose

Mrs. Wilk

Michael Learned

Randall

Martin Klebba

Dr. Zeltzer

Bob Clendenin

Dr. Matthews

Jay Kenneth Johnson

Dr. Sunny Day / Sunny Day

Sonal Shah

Trang

Matthew Moy

Young J.D.

Cody Estes

Nurse / Bernice / Nurse Kattia

Kattia Ortiz

Dr. Johnson / Roy

Robert Beckwith