Cast & crew
The Vanishing Dagger (1920)
Directed by Eddie Polo, J.P. McGowan, Edward A. Kull Written by Milton Moore, Jacques Jaccard, George W. Pyper, Hope Loring
Cast
| Eddie Polo | Edward |
| C. Norman Hammond | Latimer |
| Laura Oakley | Latimer |
| Peggy O'Day | Nell Kellty |
| Thelma Percy | Latimer |
| Ray Ripley | Narr |
Crew
| Milton Moore | Story |
| Jacques Jaccard | Story |
| George W. Pyper | Screenplay |
| Hope Loring | Screenplay |
| Eddie Polo | Director |
| J.P. McGowan | Director |
| Edward A. Kull | Director |
| Hope Loring | Story |