Ron Howard Director Russell Crowe John Nash Actor Ed Harris Parcher Actor Jennifer Connelly Alicia Nash Actor Paul Bettany Charles Actor Adam Goldberg Sol Actor Judd Hirsch Helinger Actor Josh Lucas Hansen Actor Anthony Rapp Bender Actor Christopher Plummer Dr. Rosen Actor Austin Pendleton Thomas King Actor Jason Gray-Stanford Ainsley Actor Vivien Cardone Marcee Actor Stelio Savante Technician Actor Akiva Goldsman Writer Sylvia Nasar Writer Brian Grazer Producer Todd Hallowell Executive Producer Karen Kehela Sherwood Executive Producer Roger Deakins Cinematographer Mike Hill Film Editing Dan Hanley Film Editing James Horner Original Music Wynn Thomas Production Design Robert Guerra Art Director Leslie E. Rollins Set Decoration Rita Ryack Costume Design Jane Jenkins Casting Janet Hirshenson Casting Maureen Peyrot Co-Producer Kathleen McGill Unit Production Manager Aldric La'Auli Porter First Assistant Director