Series 4

1. Episode 1

2022-05-18

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

2022-05-25

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

2022-06-01

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

2022-06-08

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

2022-06-15

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

2022-06-22

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

2022-06-29

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

2022-07-06

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