Celebrity team captains Ainsley Harriott and Jules Hudson bring their dogs Bobby and Iolo.

Dog owners Chris Hollins and Deena Payne are the celebrity team captains.

The celebrity team captains are Jasmine Harman with Shadow and Diarmuid Gavin with Roxie.

The celebrity team captains are Gail Emms with Raffa and Debra Stephenson with Biscuit.

The celebrity team captains are Gemma Merna with Paige and Jodie Prenger with Hogan.

The celebrity team captains are Caprice with Roly and Sharron Davies with Pig.

The celebrity team captains are OJ Borg with Lebowski and Jenni Falconer with Alfie.

The celebrity team captains are Charley Boorman with Ziggy and Matthew Wright with Wiggie.

The celebrity team captains are Willie Thorne with Alfie and Matthew Allwright with Ozzie.

The celebrity team captains are Sally Gunnell with Diggy and Peaches Geldof with Parper.

The celebrity team captains are Louise Minchin with Holly and Martin Roberts with Mylo.

The celebrity team captains are Mark Durden-Smith with Flossy and Danny Baker with Bingo.

Gaby Roslin hosts the first semi-final and reveals which two teams with their celebrity captains have made it through to compete in the challenges - Buoy Zone, Shop 'til You Drop, Hot Spot Hound and of course the Bark Off, an obstacle course which includes Barking Tube, Sherwood Forest and a famous ferry ride.

Gaby Roslin hosts the second semi-final and reveals which two teams with their celebrity captains have made it through to compete in the challenges - Buoy Zone, Shop 'til You Drop, Hot Spot Hound and of course the 'Bark Off', an obstacle course which includes Barking Tube, Sherwood Forest and a famous ferry ride.

Gaby Roslin hosts the grand final and reveals which two teams with their celebrity captains have made it through to compete for the winner's trophy. The fun challenges for dogs and their owners are Top Gun Dog, Desert Island Sit and Duck Pond Derby. As ever, it all comes down to the 'Bark Off', an obstacle course which includes Barking Tube, Sherwood Forest and a famous ferry ride.