Love from a Stranger is a 1947 American historical film noir directed by Richard Whorf and starring John Hodiak, Sylvia Sidney and Ann Richards. The film is also known as A Stranger Walked In in the United Kingdom. It is based on the play of the same title by Frank Vosper, inspired by a short story by Agatha Christie, which had previously been turned into a 1937 British film Love from a Stranger starring Basil Rathbone.

Love from a Stranger is a 1936 play based on "Philomel Cottage", a 1924 short story by British mystery writer Agatha Christie.