Dr. John "J.D." Dorian

Zach Braff

Dr. Elliott Reid

Sarah Chalke

Dr. Chris Turk

Donald Faison

Dr. Perry Cox

John C. McGinley

Nurse Carla Espinosa

Judy Reyes

Bob Kelso / Dr. Kelso

Ken Jenkins

The Janitor

Neil Flynn

Dr. Maddox

Courteney Cox

Laverne Roberts / Nurse Roberts / Nurse Shirley

Aloma Wright

Dr. Katie Collins

Betsy Beutler

Dr. Kim Briggs

Elizabeth Banks

Todd

Robert Maschio

Ted Buckland

Sam Lloyd

Howie

Todd Bosley

Denise

Travis Schuldt

Ed

Aziz Ansari

Mrs. Jensen

Phoebe Dorin

Elmo

Kevin Clash

Mr. Halford

Scott Rinker

Mr. Lawton

Anthony Russell

Peggy

Marcia Ann Burrs

Dr. Simmons

Jennifer Jostyn

Colonel Doctor

Bob Bencomo

Jordan Sullivan

Christa Miller

George

Glynn Turman

Doug Murphy

Johnny Kastl

Dr. Mickhead

Frank Cameron

Mrs. Halford

Cathleen Kaelyn

Grover

Eric Jacobson

Christine

Annie Little

Nurse

Erin Kate Whitehead

Sean Kelly

Scott Foley

Oscar the Grouch

Caroll Spinney

Dr. Zeltzer

Bob Clendenin

Derek

Lee Thompson Young

Craig

Blair Williamson

Deonte / Figsack / Mark the Orderly

Deonte Gordon

Mr. Hicks

James Ritz

Lloyd / Patient / Delivery Guy

Mike Schwartz

Denise

Eliza Coupe

Barista

Arielle Byron

Nurse Barbara

Marcy Minton

Pat Rosell

Frank Novak

Rudy

Ryan Grassmeyer

Lulu Tarasi

Julie Pop

Mr. Hill

Tim DeKay

Mr. Vaughn

Lew Dauber

Robyn

Corena Chase

Rodney

Eric Artell

Whitney

Diane Vincent

Mr. Tillman

Marcus Folmar

Med School Professor

Cabot McMullen

Nurse

Helen Sikanda

Dr. Sunny Day / Sunny Day

Sonal Shah

Charles

Adam Conger

Nurse Korbi

Korbi Ghosh

Barry Williams

Barry Williams

Mrs. Fremont

Julia Campbell

Ross

Sydney Jay

Denise Mahoney / Dr. Denise Mahoney

Eliza Coupe

Mrs. Powell

Jean St. James

Jimmy

Taran Killam

Himself

Colin Hay

Lady

Kit Pongetti

Patient

Michael Potter

Brianna Tarasi

Amanda Thorp

Mrs. Fishman

Helen Geller

Josh Elliott

Josh Elliott

Leonard / Death

Randall Winston

Mr. Fremont

David Groyl

Randall

Paul Perry

Paige

Linda Tomassone

Josephine

Aseem Batra*

Jamie Moyer

Amy Smart

Dr. Wen

Charles Rahi Chun

Chubby Guy

Devon Mahoney

Nurse Nelly

Mary Passeri

Mr. Gold

Tim Moore

Red Headed Kid

Clark DeVol

Ethan

John Kahle

Nurse

Cara Quici

Nurse

Terricka Hudson

Mr. Swick

Mark Ankeny

Mrs. Gallin

Nancy Daly

Josephine

Aseem Batra

Doctor

Darren Hanvey

Baby Jack

Andrew Miller

Dr. Kelso Intern

Scott Palmason

Whitney

Debra Wilson

Gift Shop Patron

Alan Mueting

Medical Intern

Bradley Charles Etheridge

Dr. Wells

Richard A Wells

Woman

Arleen Grace

Alex Hanson

Elizabeth Bogush

The Balloon Guy

Michael Spiller

Mrs. Emmett

Sara Van Horn

Lonnie / Pizza Guy

Michael Hobert

Another Intern

Lak Rana

Dr. Beardface

Geoff Stevenson

Hannah Storm

Hannah Storm

Marvell

Jack Grinnage

Dr. Wen Intern

Daniel Saltos

Dr. Fordham

Debra Fordham

Sexy Nurse

Marielle Jaffe

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

Michael McDonald

Little Boy Fremont

Emanuel Gountoumas

Jill Tracy

Nicole Sullivan

Medical Intern

Sokhan Sar

Mrs. Henderson

Stephanie Siemiller

Hooch

Phill Lewis

Crispin

George Miserlis

Roy

Philip McNiven

Dan Dorian

Tom Cavanaugh

Lucy Bennett

Kerry Bishé

Mrs. Wilk

Michael Learned

Drew Suffin

Michael Mosley

Dan

Josh Cooke

Mrs. Stonewater

Judy Jean Berns

Cole Aaronson

Dave Franco

Dr. Miller

Bellamy Young

Randall / Randy

Paul F. Perry

Gloria

Christina Miles

Kathy

Meredith Roberts

Elaine

Jill Tracy

Danni

Tara Reid

Coffee Nurse

Katie O'Rourke

Snoop Dogg Intern / Snoop Dogg Resident / Snoop Dogg Attending

Manley Henry

Debbie / Slagathor

Lindsay Ravage

Patti

Stephanie D'Abruzzo

Stephanie Gooch

Kate Micucci

Maya

Nicky Whelan

Dr. Molly Clock

Heather Graham

Cabbage / Jason

Shaughn Buchholz

Lisa

Jordan Zucker

Dr. Matthews

Jay Kenneth Johnson

Troy

Joe Rose

Rex

Aaron Ikeda

Randall

Martin Klebba

Dr. Jeffrey Steadman

Matt Winston

Dr. Johnson

Robert E. Beckwith

Dan Dorian

Tom Cavanagh

Mrs. Tanner

Kathryn Joosten

Patient

Bob Rumnock

Trang

Matthew Moy

Janitor

Bill Lawrence

Shelly / Surgical Nurse / Nurse

Paige Peterson

Young J.D.

Cody Estes

Nurse / Bernice / Nurse Kattia

Kattia Ortiz

Boon

Tyler Poelle

Kylie

Chrystee Pharris

Franklyn

Masi Oka

Doctor / Dr. Page

Donald Sage Mackay

Captain Duncook / Capt. Duncook

Windell Middlebrooks

Director

Lawrence Trilling

Director

Adam Bernstein

Director

Zach Braff

Director

Ted Wass

Director

Chris Koch

Director

Craig Zisk

Director

Gail Mancuso

Director

Bill Lawrence

Director

Linda Mendoza

Director

Michael Spiller

Director

Will Mackenzie

Director

John Inwood

Director

Michael McDonald

Director

John Putch