In California's Death Valley a chemistry whiz-kid helps a sheriff track the man who murdered a wealthy mine owner who had been staying at a fancy winter resort.

J. Edward Bromberg
as Matthew Jericho

Betty Furness
as Kate Farnham

John Payne
as Jim Preston

Victor Kilian
as Sam

Bill Burrud
as Malcolm Berkhardt

Gavin Muir
as Herbert Willett

Gloria Roy
as Grace Hamilton

Andrew Tombes
as J. C. Farnham

Ivan Lebedeff
as Count Andre Lukacha

John Eldredge
as Dr. Galt