"Feeling Good" is the 928th episode of Casualty and the 13th episode of the 29th series. It was precedes by "Losing Grip" and followed by "Solomon's Song". The episode was directed by Steve Brett and written by Matthew Barry. It featured the first appearance of recurring guest character Taylor Ashbie, portrayed by Sarah Jayne Dunn.
Ash's conviction to save everyone begins to worry the team and Connie asks Dylan to keep an eye on him. Ash also disagrees with Dylan on how to treat a suspected overdose.
Meanwhile, Grace's grandmother Audrey arrives after another of her nannies quits.
Elsewhere, Zoe gets annoyed when Cal flirts with Taylor, who comes into the Emergency Department with chest pains.