"Old Times" is the nineteenth episode of the fifteenth season of ER. It first aired on NBC on March 12, 2009. It was written and directed by John Wells. It has George Clooney and Julianna Margulies returning as Doug Ross and Carol Hathaway, respectively as they try to help a greiving grandmother (played by Susan Sarandon) donate her grandson's organs in Seattle. Meanwhile, John Carter gets some unexpected support from Peter Benton, who is portrayed respectively once again by Eriq La Salle, as they await for a kidney to show up.