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 2024. A total of 103 episodes have been broadcast, most recently in April 2025.
Last episode
Dennis & Gnasher Unleashed!
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.
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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 doesn’t realise that the pressure he’s putting on Rubi to excel in the school science fair is giving her a severe case of inventor’s block.
Dennis is accidentally elected class president and is eager to shed the burden that comes with the title. However, every daft class policy he declares only makes him more popular.
Series 1
Animated series. Dennis and JJ get competitive on school sports day, but who is sabotaging both their chances of winning?
Series 2
Dennis leads the gang on the baffling trail of a mysterious Beanotown secret society.
In a somewhat misguided attempt to resolve Dennis and Walter’s spiralling competitiveness, Miss Mistry offers thumb wrestling as a solution.
Doctor Pfooflepfeffer’s first act as head of governors is to turn Bash Street School into a boarding school. However, the pupils devise a series of daring attempts to escape.
Series 1
Animated series. When Dennis and the gang think they have caused Ralf to lose his job, they're determined to make his last day at Bash Street School totally blam.
Series 2
Walter’s pampered cat Clawdia persuades her way into the gang, and only Gnasher can tell that she has a hidden agenda to oust him from Dennis’s life forever.
The gang enter Pieface into a comedy contest to make him realise how brilliantly funny he is. Determined to win the crown, Walter uses the latest WilburCorp gadget on the unsuspecting audience.
Series 1
The class dig up a mysterious time capsule which sets them off on a race to find hidden treasure before Walter or a greed-crazed Paul the Potato can find it first.
Series 2
Torn between practising Blamjitsu with the yeti and helping the Dinmakers write a new school song, JJ tries to combine the two by bringing the yeti along to band practice.
With all his mates unfairly kept inside at lunchtime by a cranky Mrs Creecher, Dennis is exasperated to find that he can’t land himself in detention, no matter how much he misbehaves.
Series 1
Animated series. Pieface's first sleepover is troubled by spooky tales of a frightening Fangtom and Walter turning up with a demolition gang.
Series 2
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.
Eager to prove her babysitting ability for a permit, Gran is on the hunt for a baby stand-in. Walter is suspiciously all too willing to offer up Bertie.
Paul the Potato is love-struck by the poster girl potato advertising WilburCorp’s new line of super-posh chips. The gang stage a daring potato rescue in the WilburCorp factory.
Series 1
Animated series. Gnasher eats Dennis's permission slip for the school trip, so the gang shrink down to bite-size humans so they can travel into Gnasher's tummy.