Grey's Anatomy: 9.12 'Walking On A Dream' - Press Release

A NEW DOCTOR SHAKES UP NERVES AT SEATTLE GRACE ON ABC'S "GREY'S ANATOMY"

"Walking on a Dream" - The Seattle Grace doctors are on edge when a new medical professional enters the hospital; Arizona struggles with the emotional and physical pain of a phantom limb; and while battling pregnancy hormones, an overly-emotional Meredith is confronted with her worst fear, on "Grey's Anatomy," THURSDAY, JANUARY 24 (9:00-10:02 p.m., ET) on the ABC Television Network.

"Grey's Anatomy" stars Ellen Pompeo as Meredith Grey, Patrick Dempsey as Derek Shepherd, Sandra Oh as Cristina Yang, Justin Chambers as Alex Karev, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber, Sara Ramirez as Callie Torres, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery and Sarah Drew as April Kepner.

Guest Starring Constance Zimmer ("Entourage") as the new doctor and Justin Bruening ("All My Children")

Guest cast TBA.

"Walking on a Dream" was written by Tia Napolitano and directed by Rob Hardy.