Diane Atmore made her first appearance on 19 September 2016. She is portrayed by Hazel Ellerby.
Diane is Simon Atmore's mother who attends a bail hearing when he is charged with the murder of Paul Coker. Paul's grandmother Pam Coker comforts her in the toilets, unaware of who she is and only realises when Diane enters the courtroom and exchanges looks with Simon. Diane is left distraught when Simon is refused bail.