Join Jim Bluebeard the pirate on his first day at school, the fearsome Vikings as they celebrate another battle, and discover an ingenious way to beat the morning rush.
Ross and Miss Carpenter receive a new computer on the remote Scottish island of North Barrasay, Emily and Monty attempt another audition, and Headless Bill tackles a spot of gardening.
New character Harry Bolds goes parachuting, Grunbendior the wizard helps fix a car, and Bert and Alf reminisce about another long-lost friend.
Billy the imaginary friend visits the park, Ross competes in the North Barrasay school sports day, and Headless Bill joins the football team.
Jasmine and Prudith visit the hairdresser, Steve and his time machine help Frank celebrate his birthday, and Miss Carpenter tackles a crimewave on the island of North Barrasay.
Headless Bill turns his hand to the theatre, Ross campaigns to be Head Boy on North Barrasay, and the Witchfinder General settles down for his favourite TV show.
The Secret Negotiator helps Peter join the football team, Headless Bill gives out fashion advice, and Harry Bolds attempts his next extreme adventure.
Emily and Monty turn their unique talents to The Sound of Music, the Shouty Choir deliver a telegram, and Bert and Alf sing the praises of Kanye West.
The Witchfinder General visits the dentist, Marion Clarke puts another product to the test and the fearsome Vikings throw a surprise party.
Headless Bill goes bowling, it's the last day of term on North Barrasay and Ben Mopesman the Goth goes on Mastermind.
Emily and Monty hunt for their big break, Sergeant Harrison goes on patrol and the Secret Negotiator gives out more invaluable advice.
Jasmine and Prudith visit the local swimming pool, the fearsome Vikings enjoy some quiet time, and Steve and Frank are made an extraordinary offer.
Take a trip to the Museum of Imagination and join new characters Colin and Malcolm, the airline trolley dollies who can't stop eating from the trolley, Tony who lives down the back of a sofa and old favourites the fearsome Vikings and the inhabitants of the remote Scottish island of North Barrasay.