|Turn out the Lights|
|Episode||The Happy Medium|
|ITV broadcast date||23rd January 1967 (Monday)|
|Previous episode||A Big Hand For A Little Lady|
|Next episode||You Can't Get Out Of The Wood|
The elderly residents of a small seaside hotel become very interested when the colourful Stella Lonsdale starts holding regular séances. But a series of strange events soon prompts the proprietress, Miss Pannel to call in her old friends Messrs Swindley and Hunt to investigate something darker than a clouded crystal ball.
- Mrs Thursby Ackland - Joan Heath
- David - Eynon Evans
- Miss Pannel - Veronica Hurst
- Mrs Braithwaite - Patsy Crowther
- Mrs Cunliffe - Edith Sharpe
- Stella Lonsdale - Eithne Dunne
- Miss Ruby Potter - Dorothea Rundle
- Rev Austin Mayhew - Eric Hillyard
- Viewing Figures: 6,100,000 homes (15th place). This was the lowest-rated of the six episodes of the series.
- Associated Rediffusion transmitted this episode on Monday 23rd January 1967 at 8.00pm and Tyne Tees Television on the same date at 9.10pm. All the other ITV regions (except Teledu Cymru who did not transmit the series) broadcast the episode on Friday 27th January at 9.10pm.