Class Act : Margaret O'Brien
Brief biography, complete filmography with movie reviews, photos and a link to her autobiography.
IMDb.com : Margaret O'Brien
Basic facts, a complete filmography, photo gallery, awards and titles for sale.
ReelClassics : Margaret O'Brien
Illustrated biography of the actress on three pages plus filmography, awards, news and bibliography.
WIC Biography : Margaret O'Brien
A short biography of the famous child star of 1940s.