| The Grell Mystery | |
| Director: | Paul Scardon |
| Starring: | Earle Williams Miriam Miles Jean Dunbar |
| Cinematography: | Robert A. Stuart |
| Studio: | Vitagraph |
| Distributor: | V-L-S-E, Inc. |
| Runtime: | 5 reels |
| Country: | United States |
| Language: | English |
The Grell Mystery is a 1917 American silent mystery film directed by Paul Scardon and written by Graham Baker. The film stars Earle Williams, Miriam Miles, and Jean Dunbar.