John Keston, (born Francis Douglas Arthur Caston, 5 December 1924) is a world-record-holding runner as well as a Shakespearian scholar, having worked with the Royal Shakespeare Company on tours. He has also written, produced and performed a one-man show, "Expressions of Aging", reflecting his love of history, acting, music, and the English language centered around the theme of growing old.
- Academic Athlete: Winner of multiple world records as well as a Shakespearian scholar and producer of stage plays.
- Jack-of-All-Trades: John has dabbled in acting, arts, and athletics. Strong suits are classical acting (with his break-out role in Riven) and marathon running.
- Shakespearian Actors: John is implied to be one, having traveled with the Royal Shakespeare Company, for a production of Sherlock Holmes. Directed by Frank Dunlop, with artistic director Trevor Nunn. This provided Keston his sole Broadway credit for his performance as Sir Edward Leighton.