Character Name : Philo Vance

Original Name : William Powell

Gender : Male

Character Name : Sibella Greene

Original Name : Florence Eldridge

Gender : Female

Character Name : Dr. Von Blon

Original Name : Ullrich Haupt

Gender : Male

Character Name : Ada Greene

Original Name : Jean Arthur

Gender : Female

Character Name : Sergeant Heath

Original Name : Eugene Pallette

Gender : Male

Character Name : John F. X. Markham

Original Name : E.H. Calvert

Gender : Male

Character Name : Mrs. Tobias Greene

Original Name : Gertrude Norman

Gender : Female

Character Name : Chester Greene

Original Name : Lowell Drew

Gender : Male

Character Name : Rex Greene

Original Name : Morgan Farley

Gender : Male

Character Name : Sproot

Original Name : Brandon Hurst

Gender : Male

Character Name : Mrs. Mannheim

Original Name : Augusta Burmeister

Gender : Female

Character Name : Hemming

Original Name : Marcia Harris

Gender : Female

Character Name : Nurse (uncredited)

Original Name : Veda Buckland

Gender : Female

Character Name : Medical Examiner (uncredited)

Original Name : Shep Camp

Gender : Male

Character Name : Lawyer Canon (uncredited)

Original Name : Charles E. Evans

Gender : Male

Character Name : Miss O'Brien (uncredited)

Original Name : Helena Phillips Evans

Gender : Female

Character Name : Barton (uncredited)

Original Name : Mildred Golden

Gender : Male

Character Name : Policeman (uncredited)

Original Name : Harry Strang

Gender : Male