Cast & crew
The Quack Doctor (1920)
Directed by Billy Bevan, George Gray Written by Margaret Houghton, Harry McCoy
Cast
| Don Marion | Rich |
| Billy Bevan | Sweetheart |
| Gladys Ballard | Maud |
| Al Cooke | Game |
| Gordon Lewis | Sweetheart |
| Kalla Pasha | Midget |
| Ben Turpin | The Woman |
| Dave Anderson | Rich |
| Billy Armstrong | Pillsbury |
| Louise Fazenda | Hired Repo |
Crew
| Tay Garnett | Scenario Writer |
| Billy Bevan | Director |
| George Gray | Director |
| Margaret Houghton | Story |
| Harry McCoy | Story |