Catch up TV
Series 1: 9. The Hamazing Hamsterman
Dennis gets into a fluffy mess when he runs into Von Screwtop's hadron collider with the professor's pet hamster, Galahad. To stop Dennis from completely changing into a hamster, the gang must sneak him into Wilbur's lab to use his reverse hadron collider and change him back!
Source: CBBC
Most recent episodes of Dennis & Gnasher Unleashed!
Dennis & Gnasher Unleashed!
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.
02-04-2025
CBBC
Dennis & Gnasher Unleashed!
Series 2: 5. Blamjitsu Sensei
Convinced that Mrs Creecher is secretly a master of Blamjitsu, JJ persuades the gang to help trick her into revealing her blam credentials.
02-04-2025
CBBC
Dennis & Gnasher Unleashed!
Series 1: 17. Jurassic Bark
Gnasher finds a Gnashersaurus rex thigh bone while digging in Beanotown Park! A long-lost relative! It's not long before Walter and Dr Pfoofleffer hatch a plan to create a whole ...
02-04-2025
CBBC
Dennis & Gnasher Unleashed!
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
Dennis & Gnasher Unleashed!
Series 2: 3. Bathmageddon
It’s time for Gnasher’s annual bath, but the stinky hound will do anything to avoid the tub. Dennis and Gnasher go head to head in a town-wide game of cat and mouse ...
01-04-2025
CBBC
Dennis & Gnasher Unleashed!
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 ...
01-04-2025
CBBC
Dennis & Gnasher Unleashed!
Series 1: 16. Wonder Sausage
The world-famous Wonder Sausage is on show in Butch Butcher's shop. Walter realises the sausage has a strange hypnotic effect on Gnasher so uses it to make him perform his every ...
01-04-2025
CBBC
Dennis & Gnasher Unleashed!
Series 2: 2. The P Factor
Pieface is secretly doing underpants laundry chores for Walter, hoping to help Dennis save up some cash. He urges the gang to audition for a replacement Pieface to make up for h ...
31-03-2025
CBBC
Dennis & Gnasher Unleashed!
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
Dennis & Gnasher Unleashed!
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
Most popular episodes of Dennis & Gnasher Unleashed!
Dennis & Gnasher Unleashed!
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
Dennis & Gnasher Unleashed!
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
Dennis & Gnasher Unleashed!
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
Dennis & Gnasher Unleashed!
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 ...
25-02-2025
CBBC
Dennis & Gnasher Unleashed!
Series 1: 50. Call Of The Wild
When Gnasher gets sent to dog obedience school for gnashing Mrs Creecher's saxophone, one of Professor Screwtop's inventions, the Chatterbox, allows Dennis to understand animal ...
10-02-2025
CBBC
Dennis & Gnasher Unleashed!
Series 1: 16. Wonder Sausage
The world-famous Wonder Sausage is on show in Butch Butcher's shop. Walter realises the sausage has a strange hypnotic effect on Gnasher so uses it to make him perform his every ...
01-04-2025
CBBC
Dennis & Gnasher Unleashed!
Series 2: 3. Bathmageddon
It’s time for Gnasher’s annual bath, but the stinky hound will do anything to avoid the tub. Dennis and Gnasher go head to head in a town-wide game of cat and mouse ...
01-04-2025
CBBC
Dennis & Gnasher Unleashed!
Series 2: 2. The P Factor
Pieface is secretly doing underpants laundry chores for Walter, hoping to help Dennis save up some cash. He urges the gang to audition for a replacement Pieface to make up for h ...
31-03-2025
CBBC
Dennis & Gnasher Unleashed!
Series 2: 41. Monitors
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.
30-03-2025
CBBC
Dennis & Gnasher Unleashed!
Series 1: 10. Prank Wars
Dennis discovers that Ralf the janitor is the legendary Prankmaster General and is told he could become his successor. Walter won't let this happen and challenges him to a prank ...
24-03-2025
CBBC