Hollywood actress Lupita Nyong'o has shared that she had no idea about the Greek epic ‘The Odyssey’ before she said yes to its screen adaptation by Christopher Nolan.

The 43-year-old actress portrays the dual role of Helen of Troy and Clytemnestra in Christopher Nolan's upcoming epic but explained that she had to familiarise herself with Homer's ancient Greek literature, which serves as the source material for the movie, reports ‘Female First UK’.