"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."
Lupe Vélez
as Carmelita Lindsay
Leon Errol
as Uncle Matt Lindsay / Lord Basil Epping
Charles 'Buddy' Rogers
as Dennis Lindsay
Elisabeth Risdon
as Aunt Della Lindsay
Donald MacBride
as Percy Fitzbadden
Minna Gombell
as Edith Fitzbadden
Don Barclay
as Fingers O'Toole
Lillian Randolph
as Hyacinth
John McGuire
as Luders
Mantan Moreland
as Lightnin'
Harry Tyler
as Bascombe
Marten Lamont
as Mr. Harcourt
Richard Martin
as Epping's Chauffeur
Barbara Moffett
as Secretary
Linda Rivas
as Minor Role
Mary Stuart
Sally Wadsworth
Julie Warren
Jane Woodworth
as Epping's Main Secretary
Leslie Goodwins
Director
Charles E. Roberts
Screenplay
Monte Brice
Cliff Reid
Producer
Theron Warth
Editor
Carroll Clark
Art Direction
Albert S. D'Agostino
Renié
Costume Design
Russell Metty
Director of Photography
John E. Tribby
Sound Recordist