Peri Lomax is a fictional character on British soap opera Hollyoaks. She is played by Ruby O'Donnell, who made her first screen appearance on 4 October 2013. The character and O'Donnell's casting was announced on 17 September 2013. O'Donnell auditioned for the role of Peri and was invited back twice, before she learned she had got the part. Her mother commented "When we got the call I started crying and then we started jumping up and down in the kitchen. The more I see the scripts the more I think Ruby is quite similar to her character Peri and I think she's fitted in well with the family." O'Donnell began filming during the summer months. Peri's main storylines include discovering her sister, Leela (Kirsty-Leigh Porter), is actually her biological mother, being diagnosed with a brain tumo