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 Ralf's ever known.
Source: CBBC
Series 2: 6. Molar Power
Doctor Pfooflepfeffer covets the world-beating power of Gnasher’s indestructible teeth and will stop at nothing to get her hands on one of those doggy dental marvels.
11-05-2024
CBBC
Series 2: 38. Partners In Crime
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 ...
11-05-2024
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?
10-05-2024
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 ...
10-05-2024
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 ...
09-05-2024
CBBC
Series 1: 41. Gran Up
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 ...
09-05-2024
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.
08-05-2024
CBBC
Series 1: 40. Heroes In A Half-pipe
Dennis needs to pull off a magnificent stunt to save the skate park from closure, so Gran gives him the skateboard of the legendary Kendo 360 to help. When the special board goe ...
08-05-2024
CBBC
Series 1: 31. The Fangtom Menace
Pieface's first sleepover in the den is troubled by spooky tales of a frightening Fangtom and Walter turning up with a demolition gang determined to flatten the den!
07-05-2024
CBBC
Series 1: 39. Gnash Hit
Gnasher becomes the star of an action movie, playing Grizzly's on-screen sidekick. But filming keeps him and Dennis apart, leaving Dennis feeling lonely. Could Dennis and Gnashe ...
07-05-2024
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 ...
10-05-2024
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?
10-05-2024
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 ...
15-04-2024
CBBC
Series 1: 39. Gnash Hit
Gnasher becomes the star of an action movie, playing Grizzly's on-screen sidekick. But filming keeps him and Dennis apart, leaving Dennis feeling lonely. Could Dennis and Gnashe ...
07-05-2024
CBBC
Series 1: 28. Were-walter
There's a werewolf-type creature on the prowl and suspicion falls on Gnasher. Dennis has to prove his best pal's innocence as the full moon shines down on Beanotown...
02-05-2024
CBBC
Series 1: 31. The Fangtom Menace
Pieface's first sleepover in the den is troubled by spooky tales of a frightening Fangtom and Walter turning up with a demolition gang determined to flatten the den!
07-05-2024
CBBC
Series 1: 40. Heroes In A Half-pipe
Dennis needs to pull off a magnificent stunt to save the skate park from closure, so Gran gives him the skateboard of the legendary Kendo 360 to help. When the special board goe ...
08-05-2024
CBBC
Series 1: 41. Gran Up
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 ...
09-05-2024
CBBC
Series 2: 38. Partners In Crime
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 ...
11-05-2024
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.
08-05-2024
CBBC