Become an IMDbPro Member Today

Get access to the essential resource for the entertainment industry

Find Contacts & Representation

Showcase Yourself & Find Jobs

Explore Industry Trends

Stay connected with contact details for over 300,000 industry professionals and companies

Manage your photos, videos, and the credits you're known for, and access thousands of casting notices

Uncover historical box office insights and use IMDbPro Track to get personalized industry updates

Start your 30-Day free trial
Already a member?

Grey's Anatomy

The Heart of the Matter (Season 4, Episode 4)
TV Episode | 60 min | Drama, Romance

Meredith and her intern lose a patient after they give her the wrong diagnosis, Callie confronts Izzie, and McDreamy bonds with the other Grey.
Production Designer
Edit Released
Updated Oct 18, 2007

Release date
Oct 18, 2007 (United States)


Become a member to see contact information for The Heart of the Matter.


+ Add Cast
31 cast members
Name STARmeter Known for
Ellen Pompeo
Dr. Meredith Grey Dr. Meredith Grey   See fewer
Top 5000
Sandra Oh
Dr. Cristina Yang Dr. Cristina Yang   See fewer
Top 5000
Katherine Heigl
Dr. Izzie Stevens Dr. Izzie Stevens   See fewer
Top 500
Justin Chambers
Dr. Alex Karev Dr. Alex Karev   See fewer
Top 5000
T.R. Knight
Dr. George O'Malley Dr. George O'Malley   See fewer
Top 5000
Chandra Wilson
Dr. Miranda Bailey Dr. Miranda Bailey   See fewer
Members only
James Pickens Jr.
Dr. Richard Webber Dr. Richard Webber   See fewer
Members only
Sara Ramirez
Dr. Callie Torres Dr. Callie Torres   See fewer
Top 5000
Eric Dane
Dr. Mark Sloan Dr. Mark Sloan   See fewer
Top 5000
Chyler Leigh
Dr. Lexie Grey Dr. Lexie Grey   See fewer
Top 5000
Patrick Dempsey
Dr. Derek Shepherd Dr. Derek Shepherd   See fewer
Top 5000
Edward Herrmann
Dr. Norman Shales Dr. Norman Shales   See fewer
Top 5000
Michael McGrady
Stanley Singer Stanley Singer   See fewer
Members only
Matt Lanter
Adam Singer Adam Singer   See fewer
Top 5000
Maggie Siff
Ruthie Sales Ruthie Sales   See fewer
Top 5000
Miriam Flynn
Gretchen Bitzer Gretchen Bitzer   See fewer
Members only
Camille Winbush
Camille Travis Camille Travis   See fewer
Members only
Members only
Loretta Devine
Adele Webber Adele Webber   See fewer
Members only
Members only
Jeremy Rabb
ER Doctor ER Doctor   See fewer
Members only
Maile Flanagan
Lab Tech Lab Tech   See fewer
Members only
Tymberlee Hill
Intern Claire (as Tymberlee Chanel) Intern Claire (as Tymberlee Chanel)   See fewer
Members only
Gloria Garayua
Intern Graziella Intern Graziella   See fewer
Members only
Richard Keith
Intern Mitch Intern Mitch   See fewer
Members only
Molly Kidder
Intern Megan Intern Megan   See fewer
Members only
Joy Osmanski
Intern Lucy Intern Lucy   See fewer
Members only
Mark Saul
Intern Steve Intern Steve   See fewer
Members only
Winston Story
Intern Leo Intern Leo   See fewer
Members only
Cassandra Braden
Housekeeping Staffer Housekeeping Staffer   See fewer
Members only
Nicole Rubio
Paramedic (as Nicole Cummins-Rubio) Paramedic (as Nicole Cummins-Rubio)   See fewer
Members only
There was an issue loading this tab.
There was an issue loading this tab.
There was an issue loading this tab.
There was an issue loading this tab.
There was an issue loading this tab.
There was an issue loading this tab.
There was an issue loading this tab.
There was an issue loading this tab.



Become a member to access additional data

Ratings Breakdown

8.1 / 10 | 931 votes