Release the Hounds

In this edition, the stars of Love Island swap cocktails and sunshine for rat monsters and a pitch black forest. Chloe Crowhurst accompanies couple Marcel Somerville and Gabby Allen on the muggiest night of their lives. Will Gabby and Marcel's fledgling romance survive the trauma? Will Chloe stay single or fall for the Hounds?

In episode two, Emmerdale cast members Danny Miller and Adam Thomas are joined by Love Island's Scott Thomas (who is also Adam's twin!). They'll encounter freaky children, a haunted ambulance and an art gallery from hell.

I'm A Celebrity...Get Me Out Of Here! jungle contestants George Shelley, Joe Swash and Vicky Pattison appear in the third episode attempting to win the cash prize. Will their time in the jungle prepare them for the forest?

In episode four The Real Housewives of Cheshire, Dawn Ward, Lauren Simon and Tanya Bardsley take on the terrifying challenges but most terrifyingly of all, not drink Champagne for a whole night!

In the last episode, Olympians Iwan Thomas, Louise Hazel and Jamie Baulch swap the athletics track for the dog run as they push themselves to their limits and attempt to take home the gold.