Derbyshire 's original arrangement served as Doctor Who 's main theme for its first seventeen seasons , from 1963 - 80 .
She would not be credited on - screen for her work until Doctor Who 's 50th anniversary special , The Day of the Doctor .
Derbyshire 's original arrangement served as Doctor Who 's main theme for Doctor Who 's first seventeen seasons , from 1963 - 80 .
She would not be credited on - screen for her work until Doctor Who 's 50th anniversary special , The Day of the Doctor .