 | Helen Keller als herself (archival footage) |
 | Rebecca Alexander als narrator |
 | Cherry Jones als Helen Keller (voice) |
 | Alexandria Wailes als ASL translator |
 | Warren Snipe als ASL translator |
| Susan Lacy | Executive Producer |
| Michael Kantor | Executive Producer |
| Julie Sacks | Producer |
| Bridget Deely | Co-Producer |
| Laurie Block | Consulting Producer |
| Helen Ryan Dobrowski | Associate Producer |
| Nate Christy | Associate Producer |
| K.C. Forcier | Associate Producer |
| Sally Jo Fifer | Executive Producer |
| Christopher Rife | Music |
| Mary McDonagh Murphy | Producer |
| Michael Pressman | Director |
| Mary McDonagh Murphy | Writer |
| John Crowley | Writer |
| Boyd Estus | Director of Photography |
| Carl Sprague | Art Direction |
| Peter Nigrini | Projection |
| Pascal Akesson | Editor |