"Grey's Anatomy" Spoilers #4.05 "Haunt You Every Day"
Elizabeth Reeser returns in her Emmy-nominated role as Ava on the Halloween episode of "Grey's Anatomy."
It's Halloween, and the day is full of surprises for the doctors of Seattle Grace Alex receives an unexpected and welcome visit from his former patient, Ava/Rebecca, Meredith is convinced that her mother's ashes are haunting her, Cristina is snubbed by a surgeon she admires, and Callie announces George and Izzie's affair to their fellow doctors.
Edward Hermann ("Gilmore Girls") returns in this episode as Dr. Norman Shales. "Haunt You Every Day" episode airs October 25 at 9/8c on ABC.