Episode was directed by Quintin Tarantino and done in one take. According to an interview with Julianna Margulies (Carol) he did so to ensure NBC would have no choice to edit before airing and that it would "be his cut no matter what"
First appearance of Laura Ceron as Nurse Chuny Marquez.
Dr. Susan Lewis and Nurse Hathaway wear Ray Ban sunglasses, walk in step and turn on cue. This is a reference to Quentin Tarantino's Reservoir Dogs, where these moves were originally used.
An EMT says that the patient he's wheeling in collapsed at "Chulack's" restaurant. Christopher Chulack produced this episode.