Emma Catherine Rigby (born 26 September 1989) is an English actress. She is best known for playing the role of Hannah Ashworth in long-running soap opera "Hollyoaks", Gemma Roscoe in BBC One drama series "Prisoners' Wives" and as the Red Queen in American fantasy-drama "Once Upon a Time in Wonderland."
Emma Rigby is mostly known for being on hollyoaks