Carmelita and Uncle Matt find themselves in a haunted house, but the "ghosts" are actually enemy agents who are trying to frighten away visitors in order to develop a nitroglycerin bomb.
Carmelita Lindsay
Uncle Matt Lindsay / Lord Basil Epping
Dennis Lindsay
Aunt Della Lindsay
Percy Fitzbadden
Edith Fitzbadden
Fingers O'Toole
Hyacinth
Luders
Lightnin'
Bascombe
Mr. Harcourt
Epping's Chauffeur
Secretary
Minor Role
Minor Role
Minor Role
Secretary
Epping's Main Secretary
