Series 4

Brother and sister-in-law Joe and Jo - and stepfather and son-in-law Steve and Jordan take on the Limitless Ladder and a stack of fiendish questions.

Steve and Jordan finish their game before husband-and-wife team Richard and Lorna get their chance to face the Limitless Ladder and win some major money.

Husband-and-wife team Richard and Lorna are back to finish their game and have got their sights set on a seven-figure sum. Emotions then run high and there are tears all round as postman David and his partner Aaron take on the Limitless Ladder, hoping to win enough to set themselves up with their perfect family home.

Ant and Dec try to help more contestants climb the never-ending money ladder and first up are husband-and-wife team Dan and Sarah, who would like to buy their first home and build an animal sanctuary for their local community. It's then the turn of married couple Nik and Khajal to take on the Limitless Ladder, with Nik hoping to spend his winnings on a purpose-built barbecue shack, but Khajal's not so sure.

More life-changing money is on offer as Ant and Dec introduce NHS matrons Karis and Tim - then husband-and-wife team Arj and Charlotte - to the Limitless Ladder.

Married couple Arj and Charlotte are back to continue their game before the turn of best friends from Northern Ireland Phil and Arainn sees them play a thrilling game.