In the middle of a pictorial lecture on his recent expedition to the Mongolian Desert, Dr. John Benton,the famous explorer, drinks from the water bottle on his lecture table, collapses and dies. His last words "Eternal Fire" are the only clue Chinese detective Jimmy Wong and Captain Street of the police department have to work on.
as James Lee Wong
as Win Lee, Benton's Secretary
as Police Captain Street
as Dr. John Benton / Cyrus Benton in Newspaper (as Charles Miller)
as Dr. Norman Wilkes
as Louise Benton
as Charlie Frasier
as Detective Grady
as Mason
as Toreno
as Tommy Dean
as Jonas
as Foo
as Radio News Broadcaster
as Stakeout Cop
as Detective in Refrigerator
as Policeman
as Police Officer Stationed at Front Door
as Extra in Audience at Benton's Lecture
as Charley Won
