Guest Stars Tasso Feldman as Dr. Irving Feldman Jolene Purdy as Olivia Tan April Parker-Jones as Dr. Jen Kays Michael O'Neill as Joshua Williams Matt Shively as TJ Chioffi Co Starring Denitra Isler as Nurse Ellen Hundley Jessica Miesel as Nurse Jessica Moore Vince Foster as Dr. Paul Chu Steven Reddington as Dr. Bradley Jenkins Bethany Geaber as Nurse Isabel Sharp Catherine Dyer as Nurse Alexis Stevens Al Mitchell as Wendal McKee Patricia French as Nurse Lorraine Gleason Jade Marie Fernandez as Ashley Garrity Brooke Butler as Julie Guilford Barry Alan Levine as Russell Waters Charles Green as Mr. Leonard Langdon Tara Jones as Angelica Barns Gerard Catus as Austin Guzman Ariel Jones as Luca Barns