The Ninth Guest (1934)
Eight strangers are invited to spend the night in a penthouse apartment. They are greeted, wined, and dined, but a voice on the radio tells them they will be murdered unless they outwit Death.

Eight strangers are invited to spend the night in a penthouse apartment. They are greeted, wined, and dined, but a voice on the radio tells them they will be murdered unless they outwit Death.