Mrs Frush complains to Sir Hector Benbow that Thark, the large country house she has bought from him, is haunted. Investigators and occupants spend a tense night searching for the spook.
| Actor | Role |
|---|---|
 Erik ChittyHook | Hook |
| JJohn MundyWarner | Warner |
 Eleanor SummerfieldCherry Buck | Cherry Buck |
 Kenneth KoveLionel Frush | Lionel Frush |
| MMuriel GeorgeMrs. Frush | Mrs. Frush |
 Charles HeslopSir Hector Benbow | Sir Hector Benbow |
 Desmond Walter-EllisRonald Gamble | Ronald Gamble |
| RRuth TaylorLady Benbow | Lady Benbow |
 Winifred ShotterKitty Stratton | Kitty Stratton |
 Gibb McLaughlinJones | Jones |
| VVictor PlattWhittle | Whittle |