Character Name : Dr. Jones

Original Name : John Miljan

Gender : Male

Character Name : Dr. Bates / William Wilson

Original Name : Boyd Crawford

Gender : Male

Character Name : Hartney Drew

Original Name : Robert Middlemass

Gender : Male

Character Name : Dr. Jones' Nurse Hazel

Original Name : Claire Du Brey

Gender : Female

Character Name : Mr. Greene (uncredited)

Original Name : Clem Bevans

Gender : Male

Character Name : Jack Saunders (uncredited)

Original Name : Victor Kilian

Gender : Male

Character Name : Mrs. Saunders (uncredited)

Original Name : Ruth Robinson

Gender : Female

Character Name : Dr. Turner (as Fred Warren)

Original Name : E. Alyn Warren

Gender : Male

Character Name : Miss Grant (uncredited)

Original Name : Barbara Bedford

Gender : Female

Character Name : Dr. Jones' Viennese Associate (uncredited)

Original Name : Frederick Vogeding

Gender : Male

Character Name : Cop (uncredited)

Original Name : James Flavin

Gender : Male

Character Name : Patient (uncredited)

Original Name : Naomi Childers

Gender : Female