In the search for truth, there are certain questions that are not important. Of what material is the universe constructed? Is the universe eternal? Are there limits or not to the universe? What is the ideal form of organization for human society? If a man were to postpone his search for Enlightenment until such questions were solved, he would die before he found the path. QI explores the answers that are completely pointless but still quite interesting. Sandi Toksvig and Alan Davies are joined by Bill Bailey, Katy Brand and Eshaan Akbar. Sandi Toksvig goes Rogue with Bill Bailey, Jack Carroll, Olga Koch and Alan Davies. Sandi Toksvig discuss animals which start with an R with Tom Allen, Ed Gamble, Maggie Aderin-Pocock and Alan Davies. A selection of the best moments from Series R, hosted by Sandi Toksvig, with Alan Davies and guests. Sandi Toksvig and Alan Davies are joined by Sara Pascoe, Josh Widdicombe and Benjamin Zephaniah.