Miller's relationship with her Alfie co-star Jude Law, with whom she got involved when he was still married to actress/fashion designer Sadie Frost, was frequently featured in the entertainment press. On Christmas Day of 2004, they became engaged. However, on July 8, 2005, Law issued a public apology to Miller for having an affair with Daisy Wright, the nanny of his children by his former wife (actress Read more...

She has also supported Breast Cancer Haven's Lend a Hand, Raise a Grand Appeal which asks people to raise £1,000 in one year for Breast Cancer Haven, which runs centers offering a free program for support, information and complimentary therapies to anyone affected by the disease. She encouraged others to take part, saying, "The Lend a Hand, Raise a Grand appeal is your chance to support a fantastic Read more...

While on location in Pennsylvania, working on The Mysteries of Pittsburgh, Miller made derogatory comments about the city, referring to Pittsburgh as "Shitsburgh", in an interview for Rolling Stone magazine, on news stands October 6, 2006. She later apologised, noting that her father grew up in Western Pennsylvania "only" 85 miles from the city.