A child conceived by a mute servant girl transforms from an innocent youth to a killer beast at night with uncontrollable urges.
Oliver Reed
as Leon Corledo
Clifford Evans
as Don Alfredo Corledo
Yvonne Romain
as The Mute Servant
Hira Talfrey
as Teresa
Catherine Feller
as Cristina Fernando
Anthony Dawson
as The Marques Siniestro
Josephine Llewellyn
as The Marquesa
Richard Wordsworth
as The Beggar
Justin Walters
as Young Leon
John Gabriel
as The Priest
Warren Mitchell
as Pepe Valiente
Anne Blake
as Rosa Valiente
