Lyla and Louis, a singer and a musician, fall in love, but are soon compelled to separate. Lyla is forced to give up her newborn but unknown to her, he grows up to become a musical genius.
Freddie Highmore
as August Rush
Keri Russell
as Lyla Novacek
Jonathan Rhys Meyers
as Louis Connelly
Terrence Howard
as Richard Jeffries
Robin Williams
as Maxwell "Wizard" Wallace
William Sadler
as Thomas Novacek
Marian Seldes
as The Dean
Mykelti Williamson
as Reverend James
Leon G. Thomas III
as Arthur
Aaron Staton
as Nick
Alex O'Loughlin
as Marshall
Jamia Simone Nash
as Hope
