Her starring role in Jean Renoir's Lac aux dames marked a significant breakthrough in French cinema. This critical success brought her international attention and led to her securing a contract with 20th Century Fox in Hollywood.
After a mixed period in Hollywood, she returned to France and delivered a powerful performance in Jean Renoir's acclaimed film La Bête humaine. This role solidified her reputation as a serious and talented actress in her home country.
Her portrayal of Irena Dubrovna in Val Lewton's horror film Cat People became her most iconic and enduring performance. The film was a critical and commercial success, establishing her as a unique presence in Hollywood and a horror film legend.