Career
Hayes is the sister of actress Katherine Hayes. Christie Hayes began acting when she was 8 years old after first being approached to become a model. She preferred acting to modelling and spent her childhood in theatre and performed in over 20 plays at her local drama club
She attended the McDonald College for Performing Arts in Strathfield, Sydney and majored in Drama.
In 2000, Hayes was cast as Maria in the family adventure series Search for Treasure Island, a Grundy Production filmed in Spain and on shown Channel 7. Later that year Hayes was cast as Kirsty Sutherland in the successful soap opera, Home and Away on Channel 7, after turning down the role of Dani Sutherland (her character"s older sister), because she was uncomfortable playing someone three years older than herself, Kirsty being 13 and Dani 16.
She was the first person to be cast in her on screen "Sutherland" family. She played both Kirsty Phillips (née Sutherland) and Laura DeGroot (the two characters were twin sisters separated at birth).
Hayes, who was on the cover of television Week more times in 2004 than any of her other castmates, left Home and Away in October 2004 in order to traveling
Her final H&A appearance aired in February 2005. After leaving the show she appeared as the face of the Pepsi Light campaign in Summer 2006 and made a guest appearance on the soap Blue Water High. She was also involved in the making of various films and television shows, including Room 101, Searching Foreign Eva, The First Goodbye and Noir.
Christie plays the lead in I.D the film as Kate in 2011.
Hayes returned to Home and Away in May 2008, in a recurring role until October 2009. She is also a model and has been the face of Miki House, Pepsi and Jeans for Genes.
Christie is in pre production for films slated to shoot 2014 in Los Angeles and Europe. In 2003 at age 16, "Youth Week" elected her as "Youth Ambassador of Australia" for encouraging youth across Australia to realise their creativity.
She also sponsors children through World Vision Australia.
Christie also appears at the annual Teddy bears picnic for sick children.