The Laughter Effect

Reece Shearsmith is a British actor, comedian and writer, best known for co-creating The League of Gentlemen, with Steve Pemberton, Mark Gatiss and Jeremy Dyson.

Jointly with Pemberton, he created, wrote and starred in the sitcom Psychoville and the dark comedy anthology series Inside No. 9.

Johnny Ball is an English television personality, children's television presenter, writer and populariser of mathematics. He regularly appeared on British television for several decades, predominantly on the BBC, featuring in or presenting programmes such as Play School, Think of a Number, Think Again, Think It ... Do It, Think...This Way and Johnny Ball Reveals All. He has also published a number of non-fiction books.

Tim Lovejoy is an English television presenter best known for hosting Saturday morning football programme Soccer AM with Helen Chamberlain for over a decade and BT Sports Panel  on Saturday mornings.

He currently presents Sunday Brunch on Channel 4.

Chizzy Akudolu is an award-winning British actress, writer, and producer who is best known for her role as Mo Effanga in the BBC medical drama Holby City.

She has built a diverse two-decade career spanning television drama, children's comedy, reality TV, and voiceover work.

Diarmuid Gavin is an Irish garden designer and television personality. He has presented gardens at the Chelsea Flower Show on nine occasions between 1995 to 2016, winning a number of medals, including Gold in 2011.

He has also authored or co-authored more than ten gardening-related books.

Sanjeev Kohli is a Scottish actor, comedian, and writer.

He is best known for his role as shopkeeper Navid Harrid in the BBC sitcom Still Game, Ramesh Majhu in the radio sitcom Fags, Mags and Bags, and AJ Jandhu in the BBC drama series River City.

Jeremy Vine is a television and radio presenter and journalist, best known as the host of his BBC Radio 2 lunchtime programme.

He also hosts his own weekday current-affairs show on Channel 5.

Ruthie Henshall is an English actress, singer and dancer, known for her work in musical theatre.

She began her professional stage career in 1986, before making her West End debut in Cats in 1987. A five-time Olivier Award nominee, she won the 1995 Olivier Award for Best Actress in a Musical for her role as Amalia Balash in the London revival of She Loves Me.

Tracy-Ann Oberman MBE is an English actress, playwright and narrator who is best known for playing Chrissie Watts in EastEnders and Valerie Lewis in Friday Night Dinner. 

Following training at the Central School of Speech and Drama in London, she spent four years with the Royal Shakespeare Company before joining the National Theatre.

She has performed in more than 600 radio plays since the mid-1990s.

Sir Ian Rankin is a Scottish crime writer, TV presenter and philanthropist, best known for his Inspector Rebus novels.