A night worker at a mental institution finds his job beginning to change.
Denholm Elliott
Swan
Billie Whitelaw
Wendy
Dennis Waterman
Richard
Richard Vernon
Stanley
Ruth Dunning
Mrs. Trent
Michele Dotrice
Vickie
Hilda Barry
Mrs. Mullins
Alfred Bell
Evans
Giles Block
John
Dudley Jones
Blagden
