Elenco - O Segredo do Monstro
James Ellison
Robert Curtis
Heather Angel
Helga Hammond
John Howard
Oliver Hammond
Bramwell Fletcher
Dr. Jeff Colbert
Heather Thatcher
Conita 'Christy' Christopher
Aubrey Mather
Inspector Craig
Halliwell Hobbes
Walton the Butler
Matthew Boulton
Coroner (uncredited)
Harry Carter
Warren (uncredited)
Alec Craig
Will the Groundsman (uncredited)
Douglas Gerrard
Jury Foreman (uncredited)
Holmes Herbert
Chief Constable (uncredited)
Eily Malyon
Mrs. Walton (uncredited)
Charles McGraw
Strud Strudwick (uncredited)
Clive Morgan
Foster (uncredited)John Rogers
Tom Clagpool (uncredited)Jerry Sheldon
Villager (uncredited)
Donald Stuart
Charlie Clagpool (uncredited)David Thursby
Inspector Craig's Assistant (uncredited)Valerie Traxler
Kate O'Malley (uncredited)Heather Wilde
Millie the New Maid (uncredited)