The Undying Monster

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)