Holly Aird (Dr. Wharton) was expecting her second child during season 4 which is why in season 4 her character is nearly always seen standing behind something (or someone in walking shoots) or wearing large coats and lab coats. Mel's name was originally just Mel in the Pilot episode. However by Series 1 it had been extended to Amelia. When Claire Goose left "Casualty" (1986) she originally asked to be killed off, but the producers refused. When she began working on this series, th ...[Read Story ]