Born in Queensland, Australia, Gleave moved to the United States in 2000 to pursue her dream in modeling and fashion.
During 2005–2009, she was a model on the game show Deal or No Deal, where she always held the number 3 briefcase. She has also had roles in Accepted and CSI: NY. She is an E3 booth babe for Tecmo. Gleave is the cover model for the 2006 Maxim calendar and has been featured in Maxim and FHM at least 5 times in 3 different continents over the last 5 years. She is the winner of the first Heavy.com Massive Mating Game.
