Mary Lou Harrington (born March 11, 1931) was an American child actress.
8 acting credits
My Favorite Wife
1940
Eagle Squadron
1942
A Tree Grows in Brooklyn
1945
A-Haunting We Will Go
H.M. Pulham, Esq.
1941
The Vicious Circle
1948
It Comes Up Love
1943
The Boy from Stalingrad
