As Carter prepares to open a new facility for the underprivileged, some old friends/colleagues gather. Rachel Greene, Mark Greene's daughter, applies for an internship at County.

Cast: Noah Wyle, Laura Innes, Sherry Stringfield, David Lyons, Alex Kingston, Parminder Nagra, John Stamos, Linda Cardellini, Scott Grimes, Eriq La Salle, Angela Bassett, Alexis Bledel, Ernest Borgnine, Sam Jones III, Thandie Newton