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.
Source: CBBC
Series 2: 37. Jj's Lucky Day
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, t ...
25-04-2025
CBBC
Series 2: 36. Woah! So Quiet
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 an ...
25-04-2025
CBBC
Series 2: 18. Inventor's Block
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.
25-04-2025
CBBC
Series 2: 17. President Dennis
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.
25-04-2025
CBBC
Series 1: 34. Extreme Sports Day
Dennis recruits Grizzly Griller to help make school sports day more extreme, but as he and JJ get competitive against each other, who is sabotaging both their chances of winning?
25-04-2025
CBBC
Series 2: 35. The Order Of The Golden Sausage
Dennis leads the gang on the baffling trail of a mysterious Beanotown secret society.
24-04-2025
CBBC
Series 2: 16. Thumb Wars
In a somewhat misguided attempt to resolve Dennis and Walter’s spiralling competitiveness, Miss Mistry offers thumb wrestling as a solution - but can Walter play fair, or ...
24-04-2025
CBBC
Series 2: 15. Boarding Beano
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 esca ...
24-04-2025
CBBC
Series 1: 33. Ralf's Last Prank
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 by setting up the greatest prank ...
24-04-2025
CBBC
Series 2: 14. Cat V Dog
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.
23-04-2025
CBBC
Series 1: 15. Super Paul
After Dennis persuades Pieface that Paul is an undercover super hero, Gnasher, JJ and Rubi go along with the story and help Dennis to 'prove it'.
31-03-2025
CBBC
Series 1: 18. Screwtop In Love
Rubi worries that her dad is lonely, so the gang try to find Professor von Screwtop a girlfriend! Dr Pfooflepfeffer seems the perfect match, or does she really only want him for ...
03-04-2025
CBBC
Series 2: 15. Boarding Beano
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 esca ...
24-04-2025
CBBC
Series 2: 31. Eco Worriers
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.
21-04-2025
CBBC
Series 2: 36. Woah! So Quiet
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 an ...
25-04-2025
CBBC
Series 1: 32. Gnashernal Treasure
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.
23-04-2025
CBBC
Series 1: 11. Give Peas A Chance
Mayor Wilbur passes a law to increase the healthy eating in Beanotown, replacing all foods with peas...of the mushy variety! The gang must avoid the people of Beanotown who are ...
25-03-2025
CBBC
Series 2: 34. The Artful Gnasher
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 t ...
20-04-2025
CBBC
Series 2: 39. The Hairy Wiggler
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.
02-04-2025
CBBC
Series 1: 49. Get Lost
The gang get lost in the woods and stumble into the Land of Lost Things, where Gnasher gets dognapped by a Gnashersaurus rex which has lost its beloved egg. To save Gnasher they ...
07-02-2025
CBBC