- Semi-final 2, 2026

Russell Davies chairs the nationwide general knowledge quiz that has been entertaining and challenging audiences since 1953. Four competitors test their wits against a vast array of questions, covering everything from Ariana Grande to Ariadne, and from baryons to baritones, seeking to become Brain of Britain 2026.

Spotlights rounds are Virago Press, hieroglyphics, Lee Miller and giraffes.

Presenter: Russell Davies
Voiceover: Jess Lambert
Casting Producer: Sunil Mistry
Assistant Producer: Ami Gill
Production Coordinator: Kate Scarbrough
Producer: David Bodycombe
Executive Producers: Justin Scroggie and Jago Lee
A TellTale Industries/Format People production for BBC Radio 4.