Sting, Riz Ahmed, Jeremy Clarkson, Stephen Merchant, Gary Barlow, Sheridan Smith (S18E06)

S18E01 Joan Collins, Brian Cox, Alex Scott, Rob Beckett, Duran Duran S18E02 Ed Sheeran, John Barnes, Will Poulter S18E03 Ed Sheeran, Michael McIntyre, Fatiha El-Ghorri, Aisling Bea, Rob Delaney, Dwayne Johnson, Gal Gadot, Ryan Reynolds S18E04 Jeremy Renner, Hailee Steinfeld, Paul Hollywood, Guz Khan, Kylie Minogue, Jessie Ware S18E05 David Walliams, Mel Giedroyc, Sue Perkins, Louis Theroux, Kevin Hart, Westlife S18E06 Sting, Riz Ahmed, Jeremy Clarkson, Stephen Merchant, Gary Barlow, Sheridan Smith S18E07 Elton John, Rob Brydon, Judi Love, Michelle Keegan, Craig David, MNEK S18E08 Usain Bolt, Joanna Lumley, Jamie Dornan, Shalom Brune-Franklin, Holly Willoughby, Damon Albarn S18E09 Episode 9