Sanjeev Bhaskar rotates around a hill of flour, Maisie Adam's mouth pokes through the Taskmaster's nose, and Little Alex Horne introduces Little Little Alex Horne to the world.

Andy Zaltzman, Babátúndé Aléshé, Emma Sidi, Jack Dee and Rosie Jones search for a seal, hurl yoga balls in a theme park and force-feed Little Alex Horne a bowlful of bubblegum.

Jack Dee has a dramatic wardrobe change, Rosie Jones presents her new baby, and Emma Sidi's got Tamzin Outhwaite on the brain. Plus: multi-headed beasts, and a very dull ghost.

Andy Zaltzman takes a carrot-based risk. Emma Sidi performs some cartwheel tricks. Rosie Jones menaces a member of the crew. Alex Horne rings a bell (or two!)

Alex Horne gets an acting role, while Richard Herring delivers a star turn from behind a bush. Mawaan Rizwan nicks a cup of tea. Johnny Vegas takes a tumble.

Steve Pemberton experiments with G-force, Sophie Willan splatters a human pigeon and Joanne McNally rocks a traffic cone. In other news, Nick Mohammed gets trapped under a bed.

Alex Horne risks raising Greg Davies' hackles with a task in celebration of himself. Steve Pemberton has an expletive-laden row with a bin. Plus: a novel use for a cow's ear.

Alice Levine, Asim Chaudhry, Liza Tarbuck, Russell Howard and Tim Vine tackle wheelbarrow stunts, lemon towers and a wardrobe as Greg Davies sets them truly absurd tasks.

Liza Tarbuck introduces a plastic lizard to a drill.

Russell Howard charms a nice lady called Carol and Liza Tarbuck makes a puzzle for children, that should not be seen by children.

Johnny Vegas yells from a tall chair, Katherine Parkinson forgets how balloons work and Richard Herring flails around in a dinghy.

Daisy flirts with a security guard, Richard is surprised by some chickens and Johnny convinces Alex to wear sparkly shoes while operating heavy machinery.

Nick Mohammed sheathes a water bottle with a sock, Sophie Willan attempts to take flight, and John Robins puts his faith in honey, as Taskmaster Greg Davies sits in judgement

The contestants are forced to wrangle wild animals, with unpleasant results for Steve Pemberton and Sophie Willan. Plus: pickled onions, and a controversial cardboard tube.

Tim Vine strips to his waist, Russell Howard gets tattooed, while Alice Levine apes Leonardo da Vinci using squirty cream.

Joe Thomas struggles with the definition of a mammal, Iain Stirling devises an explosive chemistry experiment and Sian Gibson sends an NSFW text to Greg.

The competing comics demonstrate their love of watermelon and Johnny tries to win points by grabbing a passing cyclist and introducing him to some Christmas-related equipment.

Mawaan is not at all fazed when faced with a task involving office chairs, chickens and remote control cars, although the same cannot be said of his rivals. Daisy tries to decipher mysterious messages from Richard, and Katherine is baffled by a giant marble

The comics go all out to win in the semi-final: Richard Herring bleeds on beer mats, Mawaan Rizwan volleys oranges and Katherine Parkinson counts plastic balls.

Lee attempts an audacious hammer throw, Sarah makes sitting down memorable and Jamali forgets his passport. As usual, Alex Horne offers the intrepid contenders moral support

Taskmaster Greg Davies struggles to contain his scorn as Desiree Burch does something inexplicable with sand, Victoria Coren Mitchell draws an exploding cat and Alan Davies hurts himself with a rubber band.

It's time to meet everyone's imaginary friends in a domestic and poignant setting. Greg Davies has some tricky judging to do when people question the definition of the colour gold, and nobody understands a simple egg-shelling task.

Julian Clary finds a former Taskmaster champion hiding behind a door, Susan Wokoma does something unexpected with mice and fish, and Sue Perkins demonstrates her love of portcullises.

Sue Perkins makes an extraordinary noise, Julian Clary gets on his hands and knees, and Lucy Beaumont creeps everyone out. Sam Campbell proves adept at identifying colourful birds, and Susan Wokoma is grateful for her formal acting training.

Joanne McNally, John Robins, Nick Mohammed, Sophie Willan and Steve Pemberton are hoping they'll still have a career after tasks involving roller blinds, a floating primate and, as is traditional, eggs.