Isabel Lucas (born 29 January 1985) is an Australian actress. She is best known for her roles in Home and Away (2003-2006), Transformers: Revenge of the Fallen (2009), Daybreakers (2009), The Pacific (2010), Immortals (2011), and Red Dawn (2012). In 2014, she appeared alongside Karl Urban in the The Loft (2014), and in the following year, she appeared alongside Nick Jonas in the thriller film Careful What You Wish For (2015).