Boris Karloff
James Rankin
Jean Kent
Cora Seth
Elizabeth Allan
Barbara Rankin
Anthony Dawson
Supt. Burk
Vera Day
Pearl
Tim Turner
Dr. Kenneth McColl
D
Diane Aubrey
Lily Rankin
M
Max Brimmell
Newgate Prison Turnkey
Leslie Perrins
Newgate Prison Governor
J
Jessica Cairns
Asylum Maid
Dorothy Gordon
Hannah
Desmond Roberts
Dr. Johnson
R
Roy Russell
Medical Superintendent
Derek Birch
Guyse Hospital Superintendent
P
Peggy Ann Clifford
Kate
John Fabian
Young Blood
J
Joan Elvin
Can-Can Girl
A
Audrey Sykes
Laughing Lady at Hanging (uncredited)
Marie Devereux
Show Girl (uncredited)