A Scotland Yard investigator looks into four mysterious cases involving an unoccupied house.
Elenco:
Christopher Lee
,
Peter Cushing
,
Nyree Dawn Porter
,
Denholm Elliott
,
Jon Pertwee
,
Joanna Dunham
,
Joss Ackland
,
John Bennett
,
Chloe Franks
,
Tom Adams
,
Ingrid Pitt
,
John Bryans
,
Wolfe Morris
,
Geoffrey Bayldon
,
Robert Lang
.
