Ethan Hardy is a fictional character from the BBC medical drama Casualty, played by actor George Rainsford. He first appeared in the series twenty-eight episode "Bad Timing", broadcast on 11 January 2014. Rainsford's casting was announced alongside Richard Winsor who had been hired to play Ethan's brother Caleb Knight. The pair were described by the show's executive producer Oliver Kent as completely different characters who would change the dynamic on Casualty. Ethan is a Specialist registrar in emergency medicine and is an excellent medic who had worked hard to achieve his position in the profession. He is characterised as a shy, socially awkward person with a serious and attentive attitude. Throughout his inclusion in the show Ethan has shared an on-screen friendship with like minded Li