Series 4

1. Episode 1

May 18, 2022

Josh Widdicombe and James Acaster ask more celebrities to delve into the depths of improbability - their guests this time are Richard Ayoade, Guz Khan, Maisie Adam and Chloe Petts.

2. Episode 2

May 25, 2022

Josh Widdicombe and James Acaster challenge more celebrities to embrace the absurd - their guests this time are Dara O Briain, Roisin Conaty, Phil Wang and Ninia Benjamin.

3. Episode 3

June 1, 2022

Josh Widdicombe and James Acaster host as more celebrities attempt to put the unreal into reality - their guests this time are Bill Bailey, Jo Brand, Harriet Kemsley and Darren Harriott.

4. Episode 4

June 8, 2022

Josh Widdicombe and James Acaster present another round of scenarios we may or may not like to see - their guests this time are Jack Dee, Guz Khan, Suzi Ruffell and Rose Johnson.

5. Episode 5

June 15, 2022

Josh Widdicombe and James Acaster host more celebs tasked with making the absurd plausible - their guests this time are Frank Skinner, Rosie Jones, Jon Richardson and Esther Manito.

6. Episode 6

June 22, 2022

Josh Widdicombe and James Acaster welcome more celebrities to the realm of the (im)possible - their guests this time are Liza Tarbuck, Judi Love, Josh Pugh and Amy Gledhill.

7. Episode 7

June 29, 2022

Josh Widdicombe and James Acaster challenge more celebrities to square the theoretical circle - their guests this time are Ross Noble, Lou Sanders, Angela Barnes and Sunil Patel.

8. Episode 8

July 6, 2022

Josh Widdicombe and James Acaster are joined by Victoria Coren-Mitchell, Rosie Jones, Isy Suttie and Toussaint Douglass to test more theoretically absurd scenarios.