Mary Lou Harrington (born March 11, 1931) was an American child actress.
It Comes Up Love
(Constance Peabody)
The Boy from Stalingrad
(Nadya)
My Favorite Wife
(Chinch Arden)
Eagle Squadron
(Child)
A Tree Grows in Brooklyn
(Girl (uncredited))
The Vicious Circle
(Anna Tamashy)
H.M. Pulham, Esq.
(Gladys Pulham, Age 11 (uncredited))
A-Haunting We Will Go
(Dante's Young Admirer (uncredited))