"Hide and Seek" is the 2nd episode of the 1st series of Casualty. It was preceded by the pilot episode, "Gas", and followed by "Night Runners". The episode was directed by Frank W. Smith and written by Paul Unwin and Jeremy Brock.
Clive King has to try and find out why two step sisters are unhappy after one of them is badly injured. As the story unfolds, it becomes clear that the injured sister felt unloved by her stepfather and Clive tries to make him aware of the problem. A spot check by the DHSS sends ripples through the department and Ewart upsets his wife by cancelling a dinner engagement.