Stepping Fast
Plot: Mix is Grant Malvern, a rancher who befriends scientist Quentin Durant (Tom S. Guise) after rescuing him from a trio of Chinese crooks
Tom Mix. Tom Mix was 43 in Stepping Fast as 'Grant Malvern'.
Claire Adams. Claire Adams was 24 in Stepping Fast as 'Helen Durant'.
Donald MacDonald. Donald MacDonald was 37 in Stepping Fast as 'Fabian'.
Hector V. Sarno. Hector V. Sarno was 43 in Stepping Fast as 'Martinez (as Hector Sarno)'.
Edward Peil Sr.. Edward Peil Sr. was 40 in Stepping Fast as 'Sun Yat (as Edward Peil)'.
George Siegmann. George Siegmann was 41 in Stepping Fast as ''Red' Pollock'.
Edward Jobson. Edward Jobson was 63 in Stepping Fast as 'Commodore Simpson'.
Ethel Wales. Ethel Wales was 45 in Stepping Fast as 'Miss Higgins'.
Tony the Horse. Tony the Horse was >> in Stepping Fast as 'Tony, Tom's Horse'.
Tom Guise. Tom Guise was 66 in Stepping Fast as 'Quentin Durant (as Tom S. Guise)'.
Minna Redman. Minna Redman was 42 in Stepping Fast as 'Mrs. Malvern'.
Joseph Franz. Joseph Franz was 38 in Stepping Fast as 'Director'
Bernard McConville. Bernard McConville was 35 in Stepping Fast as 'Story, Scenario Writer'