"A young American woman visiting her author father in London discovers that her childhood habit of sleepwalking has recurred. She has a vivid dream of witnessing a murder in a strange house - or is it a dream?"
Darleen Carr
as Katey Summers
Robert Beatty
as Dan Summers
Michael Kitchen
as Ian
Ian Redford
as Barnstaple
Basil Lord
as Parsons
Elaine Donnelly
as Esme
Eileen Peel
as Suzy
Harry Webster
as Hopcroft
John Challis
as Peter
Desmond Jordan
as Telson
Jane Williams
as Louise
George Herbert
as Pearson
Alan Gibson
Director
Brian Clemens
Writer
Ian Fordyce
Producer
Cecil Clarke
Executive Producer
Laurie Johnson
Music
Shirley Muslin
Makeup Supervisor
Michael Eve
Production Design
Al Pigden
Editor
Len Penfold
Sound Director
Sue Le Cash
Wardrobe Supervisor
Paul B. Clay
Music Supervisor
Pete Dyson
Lighting Director
Carole Legg
Colin Slade