| Three Men in a Boat (by Jerome K. Jerome adapted Léo Woodland) |
| Three Musketeers (by James Barry) |
| The Three Musketeers [Panto] (by Hilary Mackelden) |
| The Three Musketeers [Play] (by Karen Letts) |
| Three Nil Down at Half Time (by Jonathan Edgington) |
| Three O'Clock Bun (by Geoff Bamber) |
| Three Sons (by Damian Trasler) |
| The Three Wise 'Men' (by Croft & Barnett) |
| The Three Wishes (by Gerald P. Murphy) |
| Three Women and Shakespeare's Will (by Joan Greening) |
| Three's Company (by Lorraine Forrest-Turner) |
| A Throw of the Dice (by Ben Alexander) |
| Thrusting Edifice (by Susie Casson) |
| The Thursday Night Ladies' Club (by John Ford) |
| Tiddley Pum (by Frances Bartram) |
| The Tide is Coming In (by Michael C. Appleby) |
| Tidy That Room (by Raymond Blakesley) |
| Tiger, Tiger (by Geoff Bamber) |
| Tilapia (by Rosemary Frisino Toohey) |
| Time and Chance (by Audrey Lee) |