6x06: John Cleese
6x05: Jason Manford
6x04: Amy Poehler
6x02: Johnny Vegas
6x01: Stephen Merchant
8x06: Katherine Ryan
8x05: Greg Davies
8x04: Carrie Fisher
8x01: Jeremy Corbyn
7x07: Jonathan Ross
7x06: Louis Theroux
7x05: Richard Ayoade
7x03: Sue Perkins
7x02: Catherine Tate
7x01: Richard Osman
6x11: Lee Mack
6x10: Katherine Ryan
6x09: Jack Whitehall
6x07: Bill Bailey
5x09: Sarah Millican