Night Key
- taona: 1937
- Firenena: United States of America
- Genre: Science Fiction, Crime
- Studio: Universal Pictures
- Keyword: robbery, inventor, kidnapping, gangster, car crash, thief, police chase, burglar alarm, alarm, petty theft, blurred sight
- tale: Lloyd Corrigan
- Cast: Boris Karloff, Warren Hull, Jean Rogers, Alan Baxter, Hobart Cavanaugh, Samuel S. Hinds