When Gran's Harley gets impounded, Dennis thinks she's lost her groove and given up on her thrill-seeking ways. In trying to help her, Dennis accidentally becomes Old Man Dennis, and teams up with Gran to prove you're never too old to be a rebel.
Source: 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.
08-04-2025
CBBC
Series 2: 13. The Comedy Crown
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 unsusp ...
08-04-2025
CBBC
Series 1: 21. The Wrong Man-ace
Dennis is mistaken for a Beanotown baddie while in disguise to sneak into 12A film. At first Dennis loves being treated like a celebrity, but as things begin to go awry his frie ...
08-04-2025
CBBC
Series 2: 12. The Abominable Showman
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 disgui ...
07-04-2025
CBBC
Series 2: 11. We Want To Break Free
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 ...
07-04-2025
CBBC
Series 1: 20. Why So Clonely
Dennis accidentally clones himself and uses his exact opposite clone to do all his chores and abide by the rules at school. All is going to plan until Walter realises what has h ...
07-04-2025
CBBC
Series 2: 44. School Of Life
Miss Mistry arranges to tag along with Dennis and the gang after school, in an attempt to enhance her teaching skills and prevent school governor Pfooflepfeffer from banning her ...
06-04-2025
CBBC
Series 2: 43. Failing To Register
Determined to prove he can accomplish a task without getting distracted, Dennis takes on the simple job of bringing the class register to the school office. He instantly distrac ...
06-04-2025
CBBC
Series 2: 42. Dozing Dennis
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, when all he wants to do is continue to dre ...
06-04-2025
CBBC
Series 2: 30. Learning To Lose
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.
06-04-2025
CBBC
Series 2: 1. Beat The Bus
New teacher Miss Mistry is taking Class 3C on a trip to Flumes o' Doom theme park. If anyone is a nano-second late, the bus leaves without them. Walter pulls out all the stops t ...
31-03-2025
CBBC
Series 2: 4. Pranksy
The after-school art club is under threat of imminent demolition. In trying to save the club, the gang end up on the trail of the mysterious undercover urban artist known only a ...
01-04-2025
CBBC
Series 2: 42. Dozing Dennis
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, when all he wants to do is continue to dre ...
06-04-2025
CBBC
Series 2: 30. Learning To Lose
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.
06-04-2025
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 ...
31-03-2025
CBBC
Series 2: 28. Chez Bash
When Olive surprises herself and everyone around her by actually becoming a good cook, Dr Pfooflepfeffer tries to cash in by turning the school canteen into an exclusive and sup ...
30-03-2025
CBBC
Series 1: 42. The Tech Specs
Dennis is blamed for a theft he didn't commit, and Mrs Creecher's new super-powered tech specs mean she can suddenly see way too well. She teams up with Sergeant Slipper to trac ...
04-02-2025
CBBC
Series 2: 49. Puppy Love
There’s a new tripe hound in Beanotown, and Gnasher falls head over paws in love with her. Bertie is looking after the visiting dog, Ginger, and is determined to keep her ...
05-03-2025
CBBC
Series 1: 30. The Dog Ate It Miss
Gnasher accidentally gulps down Dennis' permission slip for the school trip! There's only one thing for it - they need Prof von Screwtop to use his shrink ray to shrink them dow ...
03-02-2025
CBBC
Series 1: 43. Goodbye Rubi Doomsday
Rubi gets a place in a Summer School for Super Smart Kids, which turns out to be one of Walter's tricks so he can learn the secrets of her new invention.
05-02-2025
CBBC