ER “The Book of Abby” (Season 15 Episode 3) October 13, 2008 ER, News Watch four preview clips from ER‘s Season 15 Episode 3, “The Book of Abby” airing this Thursday, October 16, at 10pm on NBC. Read all our ER coverage here. Episode Synopsis: “The Book of Abby” – Neela (Parminder Nagra) is disappointed when she finds out Abby’s good news second hand. When a gunshot wound victim comes into the ER, the new chief, Catherine Banfield (Golden Globe winner Angela Bassett) and Abby (Maura Tierney) butt heads on how to treat the patient. Abby comes to Sam’s (Linda Cardellini) defense when she goes before a nurses disciplinary board. John Stamos and Scott Grimes also star. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)