A German Shepherd Dog and the people he loves are entangled in World War One.
| Actor | Role |
|---|---|
 Ralph ForbesKarl von Zorn | Karl von Zorn |
 Marceline DayMargarta | Margarta |
| FFlash the DogThe Dog | The Dog |
 Bert RoachHans Schmidt | Hans Schmidt |
| WWilliam FairbanksUlrich Muller | Ulrich Muller |
| MMarc MacDermottCol. Luden | Col. Luden |