Debbie Ocean speaks German as part of her cover. Sandra Bullock spent most of her childhood in Nürnberg, Germany and is fluent in the language. She holds dual citizenship in both Germany and the United States.
Both Rihanna and Cate Blanchett have actually served as Chairs for the annual Met Gala, the function played by Anne Hathaway's character in the movie.
Anne Hathaway replaced Jennifer Lawrence in this film, while Lawrence replaced Hathaway in Silver Linings (2012).
Anne Hathaway came up with the idea for her character Daphne to always be chewing gum and have cumbersome fake nails so that she would appear less polished and glamorous.
This film opens in the same way as Ocean's Eleven (2001), with an Ocean being asked what they will do when they leave prison during their parole hearing.