Also known as:
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- Fenómenos
- Freaks
- A Parada dos Monstros
- Barnum
- Dziwolagi
- Forbidden Love
- Freaks - La monstrueuse parade
- Freaks - Missgestaltete
- Freaks - kummajaiset
- La Parade des monstres
- La monstrueuse parade
- La parada de los monstruos
- Monstres
- Monstros
- Nature's Mistakes
- Sirkussällskapet
- Sirkusseurue
- Szörnyszülöttek
- The Monster Show
- Tod Browning
- Clarence Aaron Robbins (story "Spurs") (as Tod Robbins)
- Al Boasberg
- Willis Goldbeck
- Leon Gordon
- Charles MacArthur
- Edgar Allan Woolf
- Wallace Ford ... Phroso
- Leila Hyams ... Venus
- Olga Baclanova ... Cleopatra
- Roscoe Ates ... Roscoe (as Rosco Ates)
- Henry Victor ... Hercules
- Harry Earles ... Hans
- Daisy Earles ... Frieda
- Rose Dione ... Madame Tetrallini
- Daisy Hilton ... Siamese Twin
- Violet Hilton ... Siamese Twin
- Schlitze ... Himself
- Josephine Joseph ... Half Woman-Half Man
- Johnny Eck ... Half Boy
- Frances O'Connor ... Armless Girl
- Peter Robinson ... Human Skeleton
- Olga Roderick ... Bearded Lady
- Koo Koo ... Herself
- Prince Randian ... The Living Torso (as Rardion)
- Martha Morris ... Angeleno's Armless Wife
- Elvira Snow ... Pinhead (as Zip)
- Jenny Lee Snow ... Pinhead (as Pip)
- Elizabeth Green ... Bird Girl
- Angelo Rossitto ... Angeleno
- Edward Brophy ... Rollo Brother
- Matt McHugh ... Rollo Brother (as Mat McHugh)
- John Aasen ... Giant
- Ernie Adams ... Sideshow Patron
- Demetrius Alexis ... Mr. Rogers
- Jerry Austin ... Knife-Throwing Dwarf
- Sidney Bracey ... Hans' Butler
- Mathilde Comont ... Madame Bartet
- Albert Conti ... Landowner
- Tiny Doll ... Undetermined Role
- Edith ... Crawling Girl
- Delmo Fritz ... Sword Swallower
- Murray Kinnell ... Freakshow Barker
- Burgess Meredith ... Carny Caller
- Michael Visaroff ... Jean
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