Despite Her Singing Skills, Keira Knightley Rules Out a Future in Musicals. Although she played a singer-songwriter in the 2013 film "Begin Again" opposite Mark Ruffalo, Keira Knightley — who is about to make her Broadway debut in Thérèse Raquin — has ruled out a future in musicals.

Is begin again a true story?

The story was partly inspired by his own experiences as a musician in a band, and from his impression of the artists and repertoire (A&R) executives of record labels during the 1990s, which formed the basis of Dan's character.

Can Mark Ruffalo sing?

So can the Incredible Hulk actor sing? Mark Ruffalo has said that he cannot sing. Despite his claims, his inability has not stopped him from singing publicly anyway.