Dennis & Gnasher Unleashed!
Dennis & Gnasher Unleashed! is a program for kids on CBBC. Dennis & Gnasher are joined by their friends Rubi, JJ, Pieface and his pet potato, Paul in the all-new action adventures of Dennis & Gnasher Unleashed! The program has been available since 2025. A total of 103 episodes have been broadcast, most recently in September 2026.
Last episode
Dennis & Gnasher Unleashed!
Dennis was up most of the night and can barely stay awake. Gnasher and the gang work hard to help steer dozing Dennis through the day.
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A classmate who Dennis and Walter barely know gets appointed as Class 3C’s late monitor, making it urgent that the boys find a way to pal up with him, whatever it takes.
Gnasher is practically immobile inside a full-body cast. When he goes missing, Dennis and the gang race all over Beanotown to find him, always one step behind the helpless hound.
Dennis dresses Gnasher up as a rare breed of animal which he says is nesting in Bash Street School, hoping to get the school shut down on the day of a daunting and difficult test.
While helping Sergeant Slipper prove that he has what it takes to remain Beanotown’s policeman, the gang unknowingly become entangled in Doctor Pfooflepfeffer’s real theft.
The gang find out that JJ has a set of pre-match good luck rituals. In the run-up to an important Blamjitsu event, Walter deviously throws bad luck omens into JJ’s path.
Walter and Dennis go head to head in a sponsored silence. Being quiet doesn’t come naturally to either of them, as they struggle to make it through a chaotic school day and keep schtumm.
Dennis leads the gang on the baffling trail of a mysterious Beanotown secret society.
When Dennis thinks Gnasher has trashed a valuable piece of hideous art, the gang try desperately to cover up the damage and produce a decoy that is as convincingly terrible as the original.
Can Dennis and Gnasher muddle Sergeant Slipper long enough before the cement sets?
Dennis is on his last warning – one more prank in school and he will be sent to Grim Lane School.
Rubi’s dance machine gets accidentally muddled up with Crusty the Robot Pie’s coding. Dennis and Gnasher have to dance on it all day or Crusty’s entire persona will be wiped forever!
Dennis and the gang take on the power of WilburCorp to stop Walter’s new line of collectable toys ruining the Beanotown environment with all its wasteful plastic packaging.
JJ applies for an elite sporting school. However, not realising it's miles away from Beanotown, he needs to do badly in the sporting assessment to get out of it.
Professor von Screwtop gets mistaken for the new kid in school and joins Class 3C for the day.
Olive surprises herself and everyone around her by actually becoming a good cook.
In the run-up to the school play, spooky goings-on around the school make the gang wonder if the mythical Bash Street Bogeyman might be real, and still stalking the corridors.
Miss Mistry and Mrs Creecher clash over the best way to teach Class 3C about butterflies. The gang just want to get out of school in time for a Grizzly Griller Wildlife Event.
Tricked into a town-wide clean-up, Dennis and Walter are paired up against their will. However, they are forced to cooperate to survive in the wilderness of Beanotown Woods.
Deep in the caverns below Beanotown town hall, a mysterious species of over-sized hamsters may or may not exist, so may or may not be at risk of being hunted down and turned into fluffy slippers.