Cast & crew
The Fatal Warning (1929)
Directed by Richard Thorpe Written by Wyndham Gittens
Cast
| Thomas G. Lingham | Harman |
| Ralph Graves | Russell |
| George Periolat | Dewayne Rogers |
| Symona Boniface | Jordan |
| Helene Costello | Dorothy |
| Martha Mattox | Peterson |
| Gertrude Astor | |
| Phillips Smalley | Leonard |
| Boris Karloff | Mullins |
| Lloyd Whitlock | Norman |
| Syd Crossley | Daryl Dawson |
Crew
| Richard Thorpe | Director |
| Wyndham Gittens | Story |