Scotland Yard

Nancy Kelly

Lady Sandra Lasher

Edmund Gwenn

Insp. Cork

John Loder

Sir John Lasher

Henry Wilcoxon

Dakin Barrolles

Melville Cooper

Dr. Crownfield

Gilbert Emery

Sir Clive Heathcote

Norma Varden

Lady Heathcote

Leyland Hodgson

Henderson

Lilian Bond

Lady Constance

Leo G. Carroll

Craven

Lionel Pape

Hugh Burnside