Evalyn Knapp
Pauline Hargrave
Craig Reynolds
Robert Ward (as Robert Allen)
James Durkin
Prof. Hargrave
John Davidson
Dr. Bashan
Sonny Ray
Willie Dodge
Frank Lackteen
Fang
Pat O'Malley
Tim Sullivan
William Desmond
Prof. Thompson
Josef Swickard
Haggins, Foreign Consul
William Worthington
American Consul
Adolph Milar
Capt. Drake
James Wang
Foo Chow, Bashan's Henchman
Don Brodie
Airline Official
Wong Chung
Chinese Man
