| Inside the Lines | |
| Director: | David Hartford |
| Cinematography: | Walter L. Griffin |
| Studio: | Delcah Photoplays |
| Distributor: | World Film |
| Runtime: | 60 minutes |
| Country: | United States |
| Language: | Silent English intertitles |
Inside the Lines is a 1918 American silent thriller film directed by David Hartford and starring Lewis Stone, Marguerite Clayton and George Field.[1] It was based on a play by Earl Derr Biggers, later remade as a 1930 sound film of the same title.
The Germans order their top spy from Egypt to Gibraltar as part of a plan to destroy the British fleet.