The Lodger 1944 IMDB 7/10

In late-Victorian London, Jack the Ripper has been killing and maiming actresses in the night. The Bontings are forced to take in a lodger due to financial hardship. He seems like a nice young man, but Mrs. Bonting suspects him of being The Ripper because of some mysterious, suspicious habits, and fears for her beautiful actress niece who lives with them.