Just the Tonic

Just the Tonic is a UK comedy promoter founded in 1994. It operates four Edinburgh Fringe venues: The Caves, Legends, Mash House, and Nucleus.

At the Fringe, Just the Tonic is known for energetic stand-up, sketch, and alternative comedy, often in informal and unique spaces. Its Big Value Comedy Showcase has launched many now-famous comedians. The 2025 line-up features acts like Daniel Sloss and Craig Hill, along with creative events such as Comedy in the Dark. It offers both ticketed and pay-what-you-want shows.