Black and white movie; there is train crash with male soldier and new wife killed. Female on train assumes identity of the dead woman and meets mother of killed soldier as if they were married. Mother takes in woman who is pregnant and the mother temporarily accetps child as her grandchild. rahtide on the hotmail dot com

Favorite Movie Personality tom cruise

rahtide@hotmail.com  

I know it's been a while since your post, but if you're still looking for that movie, I think it's "No Man of her Own" starring Barbara Stanwyck. At least it sounds like it from your description. Hope this helped.

Favorite Movie Personality Leslie Howard