John 'Dusty' King
Ace Drummond
Acting
Jean Rogers
Peggy Trainor
Acting
Noah Beery Jr.
Jerry
Acting
Jackie Morrow
Billy Meredith
Acting
Chester Gan
Kai-Chek
Acting
Guy Bates Post
The Grand Lama
Acting
Lon Chaney Jr.
Henchman Ivan
Acting
Selmer Jackson
William Meredith, Sr.
Acting
Robert Warwick
Winston
Acting
James B. Leong
Henry Kee
Acting
Arthur Loft
Chang-Ho
Acting
James Eagles
Johnny Wong, Radio Operator
Acting
C. Montague Shaw
Dr. Trainor
Acting
Frederick Vogeding
Bauer
Acting
Al Bridge
Paul Wyckoff
Acting