All friends begin as strangers.

Face of a Stranger (1991)

Directed by Claudia Weill

After the death of her husband, Pat learns that he gambled away all of their savings and that she's now destitute. She may even have to leave their apartment. Much to the embarrassment of her daughter Tina, who wants to marry a rich snob, she helps the homeless Dollie, who lives in a cardboard box near her building, and they become friends