Season 5 - Episode Guide

The fact-busting comedy panel series is back as Lee Mack is joined by Ross Kemp, Bob Mortimer and Sara Cox to put a host of fascinating titbits to the test.

Lee Mack is joined by Rhod Gilbert, Ruth Jones and Richard Madeley to test-run random bits of trivia and some of the world's most startling facts.

Claudia Winkleman, Johnny Vegas and Joe Lycett join Lee Mack to put a host of fascinating facts and trivial titbits to the test.

Jason Byrne, Danny Dyer and Meera Syal join host Lee Mack to put more fascinating theories to the test.

Danny Baker, Roisin Conaty and Jack Dee join host Lee Mack to test out more obscure theories in the studio.

Mad Dogs actor Philip Glenister and comedians Jo Brand and Josh Widdicombe join host Lee Mack in putting more madcap theories to the test.

Paul Hollywood, Gabby Logan and Hal Cruttenden join Lee Mack in the studio to test out more obscure facts and theories.

A look back at the best moments of the series, featuring Paul Hollywood, Johnny Vegas, Danny Dyer and inimitable host Lee Mack.