Cast
Claire Du Brey
Dr. Jones' Nurse Hazel
Clem Bevans
Mr. Greene (uncredited)
Frederick Vogeding
Dr. Jones' Viennese Associate (uncredited)
Robert Middlemass
Hartney Drew
Victor Kilian
Jack Saunders (uncredited)
E. Alyn Warren
Dr. Turner (as Fred Warren)
Barbara Bedford
Miss Grant (uncredited)
James Flavin
Cop (uncredited)
Naomi Childers
Patient (uncredited)
John Miljan
Dr. Jones