Taylor Swift has been offered the role of Eponine in the film version of Les Misérables, according to Broadwayworld.com. However, it has not been confirmed that Swift has accepted the offer. Filming begins in March, with an expected December release date. In addition, Amanda Seyfried has been offered the role of Cosette. Confirmed cast members include Hugh Jackman, Sacha Baron Cohen, Eddie Redmayne, Aaron Tveit, Anne Hathaway and Helena Bonham Carter. Les Misérables is the world's longest-running musical.