A 15-chapter Western serial. The serial involves the mystery of the murder of William Stillman (Wells) and the finding of the heir to his fortune. Silent Joe (Farnum) arrives in an effort to discover the murderer and prove that he is the true heir. He and the heroine Lou (Anderson) have their adventures in the mountainous terrain with its "vanishing trails." They are aided by The Shadow (Orlamond), a demented scientist with his trained dog, and several remarkable, death-dealing inventions.
Directed by Leon De La Mothe
Franklyn Farnum
Silent Joe
Mary Anderson
Lou - Durant's Daughter
Duke R. Lee
Steve Durant
Harry Lonsdale
Grandon
Vester Pegg
Rankin
Bud Osborne
Skip Brandt
L.M. Wells
William Stillman
William Orlamond
The Shadow
