Boris Karloff
James Lee Wong
Marjorie Reynolds
Roberta 'Bobbie' Logan
Grant Withers
Capt. William Street
William Stelling
Dick Fleming
Catherine Craig
Cynthia Wentworth
Guy Usher
Paul Fleming
Henry Brandon
Attorney Victor Martin
Melvin Lang
Cyrus B. Wentworth
Wilbur Mack
Matthews
Kenneth Harlan
Ludlow
Richard Loo
Tong Leader
Tristram Coffin
Mr. Baldwin - Adjuster (uncredited)
Gibson Gowland
Doctor (uncredited)
Jack Kennedy
Police Sgt. Casey (uncredited)
