When Dick, an aeronaut is wrongly accused of shooting Dan, a trouble-making, quarrelsome cowboy, Helen aids his escape on the outgoing Black Diamond Express.
| Actor | Role |
|---|---|
 Helen HolmesHelen | Helen |
 Leo D. MaloneyDick Malling - an Aeronaut | Dick Malling - an Aeronaut |
 J.P. McGowanDan Haddon - a Cowboy | Dan Haddon - a Cowboy |