"Before a Fall" is the 666th episode of Casualty and the 28th episode of the 23rd series.


Kelsey's colleagues snub her efforts to make amends and she has difficulty retracting her resignation, but a patient's story inspires her to make a decision about the future. Adam is forced to re-evaluate his treatment methods when a drug addict in his care threatens to throw herself from the hospital roof, and Jay hopes his skill for connecting with people will ensure he keeps his job. Alice discovers there may be a sinister reason for Curtis's behaviour.