The Mysteries of Udolpho
A popular and influential Gothic novel by Ann Ward Radcliffe, first published in four volumes on 8 May 1794 by G. G. and J. Robinson of London.
The work was dramatized in French as Montoni; ou, Le chateau d'Udolphe a melodrama in 5 acts by Alexandre Duval. First performed at the Théatre de S.M. l'Impératrice, on 29 July 1813.
This was in turn translated into Dutch as Montoni, of Het Kasteel van Udolpho by A. Bruggemans (published 1800).
For more information, also on South African productions, see Montoni; ou, Le chateau d'Udolphe