"Though Lovers Be Lost" is the 847th episode of Casualty and the 24th episode of the 27th series.


Zoe returns from sick leave and ends up in a confrontation with Ash over his decision to keep the overstretched ED open during the flu crisis. Will she see him as too reckless to offer a permanent position? Meanwhile, Jeff must persuade a man to act in his son's best interests, and Fletch is determined to help an elderly gentleman in love.