Lily Chao
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Lily Chao is a fictional character from the BBC medical drama Casualty, played by actress Crystal Yu. She first appeared in the series twenty-eight episode "Bedside Manners", broadcast on 3 August 201
Crystal Yu as Lily Chao
Chelsea Halfpenny plays Lily's junior doctor Alicia Munroe.
Caleb Knight
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Caleb "Cal" Knight is a fictional character from the BBC medical drama Casualty, played by actor Richard Winsor. He first appeared in the series twenty-eight episode "Brothers at Arms", broadcast on 1
Lily Chao
…felt that they did not have romantic chemistry because of the actor's off-set hysterics. Yu thought that Lily was better suited to Ethan's brother Caleb Knight (Richard Winsor) with whom she had once slept with. Yu labelled them "both fiercely independent creatures". However, Lily continues to pursue Ethan and…
Richard Winsor as Caleb Knight
Sarah Jayne Dunn plays Cal's love interest Taylor Ashbie.