A frail waif, abused by her brutal boxer father in London's seedy Limehouse District, is befriended by a sensitive Chinese immigrant with tragic consequences.
| Actor | Role |
|---|---|
 Lillian GishLucy Burrows | Lucy Burrows |
 Richard BarthelmessCheng Huan | Cheng Huan |
 Donald CrispBattling Burrows | Battling Burrows |
| AArthur HowardBurrows' Manager | Burrows' Manager |
 Edward Peil Sr.Evil Eye | Evil Eye |
 George BerangerThe Spying One | The Spying One |
 Norman SelbyA Prizefighter | A Prizefighter |
| EErnest ButterworthSecondary Role (uncredited) | Secondary Role (uncredited) |
| FFrederic HamenSecondary Role (uncredited) | Secondary Role (uncredited) |
 Wilbur HigbyLondon Policeman (uncredited) | London Policeman (uncredited) |
| MMan-Ching KwanBuddhist Monk (uncredited) | Buddhist Monk (uncredited) |
| BBobbie MackRingside Employee (uncredited) | Ringside Employee (uncredited) |
 Moy MingMinor Role (uncredited) | Minor Role (uncredited) |
 Steve MurphyFight Spectator (uncredited) | Fight Spectator (uncredited) |
 George NicholsPolice Constable (uncredited) | Police Constable (uncredited) |
 Karla SchrammBurrows' Girlfriend (uncredited) | Burrows' Girlfriend (uncredited) |
| BBessie WongGirl in China (uncredited) | Girl in China (uncredited) |