Sandi Toksvig considers Wales, whales, and wails with Elis James, Griff Rhys Jones, Kiri Pritchard-McLean and Alan Davies.
Sandi Toksvig takes a look at wings and wheels with Aisling Bea, Hank Green, Desiree Burch and Alan Davies.
Sandi and Alan take a look at some weaponry with Nish Kumar, Lou Sanders and Roisin Conaty.
Sandi Toksvig has a wavey episode of QI with Phil Wang, Sara Pascoe, Tom Allen and Alan Davies.
Sandi Toksvig takes a QI look at the Wild West with Alex Brooker, Jo Brand, Eshaan Akbar and Alan Davies.
Sandi Toksvig goes a-wooing with Rosie Jones, Larry Dean, Maisie Adam and Alan Davies.
Sandi Toksvig wonders who, what and why with Daliso Chaponda, Susan Calman, Cariad Lloyd and Alan Davies.