Radio personalities Larry Abbot and Vickie Pearle are stars of a mystery show. Since they announced their engagement, Larry has been plagued by speech problems and, seeking out an unconventional cure, he returns to his boyhood home, a mansion in the countryside, bringing Vickie along. Larry reunites with numerous family members, but discovers that there are sinister things afoot within the walls of the creepy estate.
Gene Wilder
Larry Abbot
Gilda Radner
Vickie Pearl
Dom DeLuise
Aunt Kate Abbot
Jonathan Pryce
Charles Abbot
Eve Ferret
Sylvia
Bryan Pringle
Pfister
Peter Vaughan
Uncle Francis Abbot Sr.
Paul L. Smith
Dr. Paul Abbot
Jim Carter
Montego
Roger Ashton-Griffiths
Cousin Francis Jr.
Ann Way
Rachel
Sally Osborne
Mrs. Abbot
Jo Ross
Susan
Julann Griffin
Nora
William Hootkins
Reporter
