William Farnum. William Farnum was 43 in The Last of the Duanes as 'Buck Duane'.
Louise Lovely. Louise Lovely was 24 in The Last of the Duanes as 'Jenny Lee'.
Frances Raymond. Frances Raymond was 50 in The Last of the Duanes as 'Buck's mother (as Frankie Raymond)'.
Harry De Vere. Harry De Vere was 49 in The Last of the Duanes as 'Buck's uncle'.Genevieve Blinn. Genevieve Blinn was 45 in The Last of the Duanes as 'Mrs. Lee'.
Clarence Burton. Clarence Burton was 37 in The Last of the Duanes as 'Bland'.
Charles Clary. Charles Clary was 46 in The Last of the Duanes as 'Cheseldine'.Orra Gardner. Orra Gardner was >> in The Last of the Duanes as 'Mrs. Bland'.C. Edward Hatton. C. Edward Hatton was >> in The Last of the Duanes as 'Stevens'.
Henry Hebert. Henry Hebert was 39 in The Last of the Duanes as 'Cal Bain (as Henry J. Hebert)'.Fred Herzog. Fred Herzog was 50 in The Last of the Duanes as 'Euchre (as Frederic Herzog)'.
Lamar Johnstone. Lamar Johnstone would have been no older than 35 in The Last of the Duanes as 'Captain Neil'.
Tom London. Tom London was 30 in The Last of the Duanes as '(as Leonard Clapham)'.
G. Raymond Nye. G. Raymond Nye was 30 in The Last of the Duanes as 'Poggin'.J. Gordon Edwards. J. Gordon Edwards was 52 in The Last of the Duanes as 'Director'Charles Kenyon. Charles Kenyon was 38 in The Last of the Duanes as 'Screenplay'Zane Grey. Zane Grey was 47 in The Last of the Duanes as 'Story'