Cast & Crew
- Lon ChaneyProfessor Echo, the Ventriloquist
-
Mae BuschRosie O'Grady - Matt MooreHector MacDonald
- Victor McLaglenHercules
- Harry EarlesTweedledee
- Matthew BetzDetective Regan
- Edward ConnellyJudge
- William HumphreyAttorney for the Defense
- E. Alyn WarrenProsecuting Attorney
- Walter PerryDime Museum Announcer (uncredited)
- John MerkylJeweler (uncredited)
- Charles WellesleyJohn Arlington (uncredited)
- Percy WilliamsButler (uncredited)
- Marjorie MortonMrs. Arlington (uncredited)
- Violet KaneArlington Daughter in Photo (uncredited)
- Louis MorrisonPolice Commissioner (uncredited)
- Tod BrowningDirector
- Irving ThalbergProducer