The Whispering Shadow
A mysterious criminal known as The Whispering Shadow commits crimes by means of a gang he controls by television and radio rays. Jack Norton, whose brother was murdered by The Whispering Shadow, suspects that the eerie Professor Strang - whose ghostly wax museum contains figures far too lifelike - may be involved in the crimes.
- Genre: Action, Mystery
- Studio: Mascot Picture Corp.
- Keyword: secret identity, wax museum, movie serial
- Cast: Bela Lugosi, Malcolm McGregor, Viva Tattersall, Robert Warwick, Roy D'Arcy, Karl Dane