Plays – U
- “Unser ach so kurzes Leben”, by Stanislaw Stratiew
- Uber Hate Gang, by unknown
- Ubu, by Peter Brook and Alfred Jarry
- UBU, by Alfred Jerry
- Ubu, by unknown
- Ubu Rex, by Alfred Jarry
- Ubu Roi, by Alfred Jarry
- Uday Shan-Kar, by unknown
- Uganda, by Judith Johnson
- The Ugliest Woman On Earth, by Frederick Melville
- The Ugly Duckling, by unknown
- The Ultimate Fairytale, by unknown
- Ulysses, by Stephen Phillips
- Umabatha, by Welcome Msomi
- Un Ballo in Maschera, by Antonio Somma
- Unaccommodated, by Bill Cashmore and Andy Powrie
- Uncle, by unknown
- Uncle Anyhow, by Alfred Sutro
- Uncle Harry, by Thomas Job
- Uncle Tom’s Cabin, by Harriet Beecher Stowe
- Uncle Vanya, by Anton Chekhov
- Under A Mask of truth, by unknown
- The Under Dog, by Walter Howard
- Under Milk Wood, by Dylan Thomas
- Under One Roof, by Kim Peacock
- Under the Bamboo Tree, by unknown
- Under the Black Flag, by Simon Bent
- Under the Blacklight, by unknown
- Under The Czar, by Fred Jarman
- Under The Gaslight, by Augustin Daly
- Under The Greenwood Tree, by Patrick Garland
- Under The Iron Heel, by Fred Jarman
- Under the Skin, by unknown
- Under the Stars, by Richard Crane
- Under the Sycamore Tree, by Sam Spewack
- Under Two Flags, by Edward Elsner
- Under Two Flags, by unknown
- Under Which King?, by James Bernard Fagan
- Under Your Hat, by Arthur Macrae
- Underground, by unknown
- Underland, by unknown
- Undermind, by unknown
- Underneath the Arches, by Patrick Garland
- Underneath the Lintel, by Glen Berger
- The Undertaking, by Trevor Baxter
- Undeveloped Land, by Nicola Baldwin
- Undiscovered Country, by Arthur Schnitzler
- Uneasy Laughter, by Leonid Andreyev
- Unemployed, by Margaret M Mack
- The Unexpected Guest, by Agatha Christie
- The Unexpected Man, by Yasmina Reza
- Unexpected Turns, by unknown
- Unfinished Business, by Michael Hastings
- Unforgettable, by Clark Peters
- The Unfortunate Lovers, by Sir William Davenant
- The Unguarded Hour, by Bernard Merrivale
- The Unhallowed Saint, by Stafford Byrne
- The Unhappy Favourite, by unknown
- Unhappy Hour, by unknown
- Unholy Orders, by Arnold Ridley
- The Unicorn From The Stars, by W.B. Yeats
- Unidentified Human Remains and the True Nature of Love, by Brad Fraser
- The Uninvited Guest, by John N Raphael
- The Uninvited Guest, by Mary Hayley Bell
- The Uninvited, by Tim Kelly
- The Union Jack, by W Rogers
- The Union Jack, by unknown
- United Notions, by unknown
- Unity, by unknown
- Universal Uncles, by Archie Menzies
- The Universal, by Kate Webster
- Universities, by Graham Roberts
- The Unknown Soldier and his Wife, by Peter Ustinov
- The Unknown, by unknown
- Unleashed, by John Godber
- Unlucky 13, by unknown
- The Unmarried Mother, by C Vernon Proctor
- Unnattainable, by W. Somerset Maugham
- Unnatural Acts, by unknown
- Unpersons, by Manlio Argueta, Samuel Beckett, Vaclav Havel, Tadeusz Konwicki, and Milan Simecka
- Unseen Amongst Us , by Sutherland Scott
- The Unseen Hand, by Sam Shepard
- Unshakeable, by unknown
- The Unsinkable Molly Brown, by Meredith Willson [music and lyrics, Richard Morris [book], by unknown
- Unsuitable For Adults, by Terry Johnson
- Untitled, by Patrick Marber
- Untitled, by Ayshe Rait
- Untitled, by Polly Teale
- Untitled, by Nick Ward
- Untitled, by Lena Ferujia
- Untitled – music theatre workshop, by unknown
- Unton’s Progress, by unknown
- The Unvarnished Truth, by Royce Ryton
- An Unwedded Wife, by unknown
- The Unwritten Law, by Laurence B Irving
- Up ‘N’ Under, by John Godber
- Up ‘N’ Under, by unknown
- Up for None, by Mick Mahoney
- Up in Mabel’s Room, by Wilson Collison
- Up On The Roof, by Simon Moore
- Up the Blue stalk, by unknown
- Up the Feeder, Down the Mouth, by A C H Smith
- Up The Feeder, Down The Mouth and Back Again, by A C H Smith
- Up the Republic!, by unknown
- Up to Now, by unknown
- Up’n’Under, by John Godber
- Up2D8, by unknown
- Uplifted, by Angela Thirkell
- Uplifting, by unknown
- Upon The Stair, by Malcolm Mckernan
- Uppies and Downies, by Gregory Doran and Keith Wallace
- Ups & Downs, by unknown
- Upstart Crows, by unknown
- Upward Spiral, by Trevor Maynard
- Urban Tale, by unknown
- Urinetown, by Mark Hollman and Greg Kotis
- US, by Denis Cannan
- USA, by unknown
- Used Up, by Charles Mathews
- The Usurper, by Edward Howard
