Episode 1
Sandi Toksvig hosts as QI goes voyaging with Nabil Abdulrashid, Joe Lycett, Lou Sanders, and Alan Davies.
Episode 2
Sandi Toksvig gets vocal with Ed Byrne, Jimmy Carr, Judi Love and Alan Davies.
Episode 3
Sandi Toksvig hosts a very varied episode, joined by panellists Ross Noble, Sara Pascoe, Sally Phillips and Alan Davies.
Episode 4
Sandi Toksvig takes a QI look at some vets with Tom Allen, Melanie Bracewell, Desiree Burch and Alan Davies.
Episode 5
Sandi Toksvig presents a visual episode of QI with Maisie Adam, Jack Dee, Kiri Pritchard-McLean and Alan Davies.
Episode 6
Sandi Toksvig presents a volatile episode of QI with Aisling Bea, Mark Watson, Michelle Wolf and Alan Davies.
Episode 7
Sandi Toksvig takes a QI look at some visionaries with Cally Beaton, Nish Kumar, Laura Smyth and Alan Davies.
Episode 8
Rhod Gilbert, Ignacio Lopez and Zoe Lyons join Sandi Toksvig and Alan Davies as QI goes viral.
Episode 9
Sandi Toksvig hosts the QI Christmas special and is joined by Gyles Brandreth, Lulu, Emmanuel Sonubi and Alan Davies.
Episode 10
Sandi Toksvig and Alan Davies are joined by Neil Delamere, Cariad Lloyd and Chris McCausland for a vulgar episode of QI.
Episode 11
Sandi Toksvig hosts a vintage episode of QI with Susan Calman, Rosie Jones, Josh Widdicombe and Alan Davies.
Episode 12
Comedy quiz hosted by Sandi Toksvig which asks impossible questions.