Have you tried a "Google" on that ?
I did and found this.
http://www.seedpeer.com/details/2387...Riccarton-1986[WebRip-MP4].html
Type "slow train to Riccarton" in the search categories box.
I don't admit to understanding what a "torrent" is, but it seems to suggest you can download the programme.
There were also other sites on my Google results.