15. Losing My Mind (2008)
Dr. Wyatt refuses to let Meredith give up on therapy. Alex learns something else about Rebecca. The Chief wants Erica to perform a daring surgery. Christina continues to act strangely.
Release date: 2008-05-15
User rating:
7 / 10
13 votes
Season number: 4
Episode number: 15
Runtime: 43 minutes
Director: James Frawley
Writer: Debora Cahn
Guest stars
Cast
Ellen Pompeo
as Meredith Grey
Chandra Wilson
as Miranda Bailey
Sandra Oh
as Cristina Yang
James Pickens Jr.
as Richard Webber
Katherine Heigl
as Izzie Stevens
Justin Chambers
as Alex Karev
T.R. Knight
as George O'Malley
Sara Ramirez
as Callie Torres
Patrick Dempsey
as Derek Shepherd
Eric Dane
as Mark Sloan
Chyler Leigh
as Lexie Grey
Rest of guest stars - click here to expand
Bruce Purcell - Patient (uncredited)