August Rush
Lyla Novacek
Louis Connelly
Richard Jeffries
Maxwell 'Wizard' Wallace
Thomas Novacek
The Dean
Reverend James
Arthur
Nick
Marshall
Hope
Professor
Lizzy
Mannix
Steve (as Jamie O'Keefe)
Jennifer
Peter
Megan
Backbeat
Roller Bull
Feedback (as Michael Roderick Hammonds III)
Joey (as Timothy T. Mitchum)
Bill
Club Manager
Receptionist
Cop
Old Neighbor
Frank
Driver
Record Executive
Apartment Owner
Orphanage Kid
Orphanage Boy
Policeman
Child Guitar Player
Gospel Soloist
Gospel Singer
Street Sound Circle
Philharmonic Patron (uncredited)
Juilliard Board Member (uncredited)
Man on Phone (uncredited)
Patron (uncredited)
Concert Goer (uncredited)
Violinist (uncredited)
Theatre Patron (uncredited)
Symphony Appreciator (uncredited)
First Clarinet (uncredited)
Concert Fan (uncredited)
Concert attendee (uncredited)
Peanut (uncredited)
Orphanage Kid (uncredited)
Philharmonic Violist (uncredited)
Central Park Background (uncredited)
Jane - Tutor (uncredited)
New Yorker (uncredited)
Meagan's Mom (uncredited)
Social Worker (uncredited)
Music Lover (uncredited)
Social Serices Office Attendant (uncredited)
Central Park Bike Rider (uncredited)
Extra (uncredited)
Julia (uncredited)
C.B.G.B's Rocker (uncredited)
Philharmonic Audience Member (uncredited)
NY Traveler (uncredited)
Alcoholic (uncredited)
Concert Attendee (uncredited)
Grande Dame (uncredited)
Gasping Violist in Orchestra (uncredited)