She gained fame in the Italian films Gas, Oggi sposi, and Mother of Tears.
Atias is best known for her work with Paul Haggis in the 2008 TV series Crash and the 2013 film Third Person.
She pursued modelling, instead, in Germany and then Italy, where she was discovered and became a model for Roberto Cavalli. Atias first appeared on television when she was 15, starring in the Israeli youth program Out of Focus.
By the age of 17, she went to Germany to launch her modelling career.
She modelled for Roberto Cavalli, D&G, and BBG jewellers. Her work in these films led to her being cast in the Italian feature Gas in which she played a provocative drug addict tasked with seducing a gay drug addict.
In 2009, she played the character of Elisabetta in t he TV series Good and Evil, Pakuni Woman in Land of the Lost and Alopa in Just Married.
That same year, she also voiced the character of Commander Vera Belova in the video game, Command & Conquer Red Alert 3 – Uprising.