Links: UK Theatres and Companies: U to Z

• UK Theatres and Companies: A to C
• UK Theatres and Companies: D to H
• UK Theatres and Companies: I to N
• UK Theatres and Companies: O to R
• UK Theatres and Companies: S to T
• UK Theatres and Companies: U to Z

• Unicorn Theatre for Children London
• Unity Theatre Liverpool, Merseyside
• Unlimited Theatre Company UK
• Upstairs at the Gatehouse London

• Vanishing Point Theatre Company Glasgow, Scotland

• Walk the Plank Theatre Company UK
• Warehouse Theatre Croydon
• Warwick Arts Centre Warwick, Coventry, West Midlands
• Waterfront Hall Belfast, Antrim, Northern Ireland
• Waterman's Arts Centre London
• Watermill (West Berkshire Playhouse) Newbury, Berkshire
• West Yorkshire Playhouse Leeds, West Yorkshire
• Wick Theatre Company Southwick, West Sussex
• Wigan Little Theatre Wigan, Lancashire
• Wolverhampton Grand Theatre Wolverhampton, West Midlands
• Woodend Barn Arts Centre Banchory, Deeside, Scotland
• Woodhouse Players Leytonstone, East London
• Writers of Note! High Wycombe, Buckinghamshire
• Wycombe Swan Theatre High Wycombe, Buckinghamshire

• Young Vic Theatre Company London
• Youth Action Theatre London
• Y-Touring Theatre Company UK
• Yvonne Arnaud Theatre Guildford, Surrey