 |
Lloyd Hughes as John King |
 |
Barbara Castleton as May Weston |
 |
Claire Du Brey as Sophia Guerni |
 |
Jack Richardson as Boris Blotchi |
 |
Walt Whitman as Dr. King |
 |
Louis Morrison as Michael Regan |
 |
Gordon Mullen as Andrew Felton |
|
Tom O'Brien as Bolshevik at Meeting |
| Directing | Fred Niblo | Director |
| Writing | Brian Oswald Donn-Byrne | Story |
| Writing | C. Gardner Sullivan | Writer |
| Writing | C. Gardner Sullivan | Screenplay |
