The Nektons try to discover that the truth behind the Baltic Sea anomaly.
Mr Peabody has to come to the rescue when his son takes their time machine out for a spin.
The team prepares to leave for regionals, and Cassie is made the alternate dancer.
The Nektons try to stop a fallen satellite's fuel from polluting a marine sanctuary.
Jiley is reunited! But the team has lost a member.
Hetty plans to rescue a kidnapped girl, leading to a final confrontation with her enemy.
Hetty searches the streets of London for Ida. Matron has her own plans to find her.
Alfie asks Riley to go on a trip. She does, but not where he planned.
Topsy and Tim love caring for their new pet rabbit, but struggle to agree on his name.
Hetty starts her new life in a grand country house but is drawn into a world of mystery.
A mysterious bone is discovered in the community garden at Apple Tree House.
Riley questions her relationship with Alfie.
Hetty is shocked when she discovers that Matron has sinister plans for her future.
Riley makes a mistake with Alfie and tries to make it up to him.
Special visitors to the hospital are caught up in a fight among the boys.
Matt and Tabitha discover Ginger has been secretly filming her cousins.
James returns to London and Riley and Alfie have their first date.
Hetty's plan to help Nurse Winterson backfires when an innocent man is accused of theft.
Penny accidentally deletes the stop-motion film Ginger is working on.
Kingsmount are through to the cup final at St George's Park, and the pressure is immense.
James and Alfie represent the Next Step at the final qualifier.
Sam & Bella are excited about an upcoming bike riding challenge at school.
After meeting a supertalented street artist, Bella decides to try her hand at painting.
The residents' milk goes missing and all clues point towards Bella, Sam and a stray cat.
Jas has fallen in love with the school locusts and is tenderly looking after them.
Hetty discovers that others are planning a daring visit.
The children learn about taking responsibility as they help to tidy up the estate.
Animation. A young Viking forms an unlikely friendship with Toothless, an injured dragon.
Aunt Corey and uncle Bob try to discover who broke uncle Bob's new TV.
Bella wants to learn how to play a musical instrument but can't seem to decide which one.
After an exciting day at the zoo, Mali discovers that he's lost his new dinosaur toy.
The team are rallied when it seems Boggy might have unearthed some good news.
The children hear a news story about families living in tents because they have no homes.
Riley asks James for an impossible favour for the studio.
Mali and Grandma Zainab decide to help out at Flo's cafe by baking a cake.
Hetty searches for the secret book that could bring Matron's downfall.