One Summer is a 1983 British television drama serial written by Willy Russell and directed by Gordon Flemyng. It stars David Morrissey and Spencer Leigh as two 16-year-old Liverpool boys from broken homes who escape from their grim lives by running away to Wales one summer. It also starred James Hazeldine and Ian Hart. The five-part series was shown on Channel 4 from 7 August to 4 September 1983. It was repeated on ITV in April 1985.

William Russell is an English dramatist, lyricist and composer. His best known works are Educating Rita, Shirley Valentine, Blood Brothers and Our Day Out.