The Tripods is a television adaptation of John Christopher's The Tripods series of novels. It was jointly produced by the BBC in the United Kingdom and the Seven Network in Australia. The music soundtrack was written by Ken Freeman. Series one of The Tripods, broadcast in 1984, which had 13 half-hour episodes written by the author of many radio plays Alick Rowe, covers the first book, The White Mountains; the 12-episode second series (1985) covers The City of Gold and Lead. Although a television script had been written for the third series, it never went into production.