Plays – Z
- Zack, by Harold Brighouse
- Zaide, by Italo Calvino
- Zak in the Box, by Robert Warrington
- Zambezi Express, by Saimon Phiri
- Zameen, by Satinder Kaur Chohan
- Zameo, the White Warrior, by Medora Byron
- Zamire et Azor, by M Marmontel
- Zanna, by Nigel Baldwin
- Zanna Don’t!, by Tim Acito and Alexander Dinelaris
- Zara, by unknown
- Zarah, by George Soane
- The Zawose Family, by Zamose Family
- Zaza, by David Belasco
- The Zeal of Thy House, by Dorothy L. Sayers
- Zelda, by unknown
- Zembuca; or, the Netmaker and his Wife, by unknown
- Zeno’s Paradox, infintesimals, the limit of polygons and other conundrums from Jumpers, by unknown
- Zenobia, by Nick Dear
- Zero, by Chris O’Connell
- Zero Hour, by Ronald Millar
- Ziegfeld, by Alistair Beaton and Ned Sherrin
- Zigger Zagger, by Peter Terson
- Zip Goes a Million, by Eric Maschwitz and George Posford
- The Zodiac in the Establishment, by Bridget Boland
- The Zodiac, by unknown
- Zombie Prom, by unknown
- Zoo in Silesia, by Richard Pollock
- The Zoo Story, by Edward Albee
- Zorro, by Stephen Clarke and Helen Edmundson
- Zorro The Musical!, by Ken Hill
- Zuleika, by James Ferman and Peter Tranchell
- Zumbathon – Zumba® Fitness Party, by unknown
- The Zykovs, by Maxim Gorky