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Dennis and Gnasher: Unleashed is an animated series about a 10-year-old much-loved mischief-maker Dennis, his fearless friends and their hometown. Their action-packed world will be brought to life using the latest CGI 3D techniques, bringing Beanotown and its residents bang up to date for the newest generation of fans.

Dennis and Gnasher Unleashed is a series that is currently running and has 1 seasons (26 episodes). The series first aired on May 15, 2017.

Where do I stream Dennis and Gnasher Unleashed online? Dennis and Gnasher Unleashed is available for streaming on CBBC, both individual episodes and full seasons. You can also watch Dennis and Gnasher Unleashed on demand at Netflix online.

1 Season, 26 Episodes
May 15, 2017
Animation & Cartoon Kids & Family
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Dennis and Gnasher Unleashed Full Episode Guide

  • When Gnasher gnashes Walter's portrait, he gets revenge with a titanium sausage that leaves Gnasher toothless and miserable. Dennis and the gang decide to stage a heist to 'borrow' some diamonds until Gnasher's teeth grow back!

  • Pieface laments that Paul is looking peaky and needs a holiday. Dennis has a plan! But its only when Walter kidnaps Paul that he realises his chips are down and he needs the gang's help to put things right!

  • When the gang's sausages go missing, and they discover gnashed bicycle wheels and one of Gnasher's teeth, it seems like there's only one suspect. But Dennis refuses to believe that Gnasher is to blame. Gnasher realizes he's being set up by Clawdia, Walter's ultra sneaky cat, and has to find a way to prove his innocence.

  • When poor Gnasher is laid up wearing the 'collar of shame', Dennis takes Rasher to school instead, disguised as an exchange student. Walter takes a shine to this new girl and, totally embarrassed to find that the object of his affections is Rasher the pig, plots his revenge.

  • 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 happened and unleashes a clone cat army on the den!

  • 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 his atomic toaster?

  • 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'.

  • Dennis is desperate to prevent Pieface from failing Mrs Creecher's maths test! He persuades the gang to use Professor Von Screwtop's mind-swapping device. But in a disastrous turn of events, Screwtop is on the loose with the brain of Paul the potato and Pieface is left with a potato with the brain of Screwtop to help get him through the test!

  • 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 battle to win Ralf's book of pranking - the infamous Prankypedia.

  • 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!

  • Mrs Creecher uses the school's allotment to hold Class 3C's 'Biggest Veg' competition. Determined to outshine Walter, Dennis will do anything to grow the biggest veg. Little does he know that JJ's gran's special potion, when mixed with Walter's dad's V-V plant food, will transform their plants into giant living, walking, groaning veggies. They turn to Paul the Potato to help them 'smoothie' out the situation!

  • Pieface steals Professor Von Screwtop's Pastry-based Intelligent Espionage unit (PIE) after forming a strong bond with the pie-shaped robot. Pieface is dismayed when Walter steals it from him to protect his dad from the embarrassing footage the PIE's memory chip holds.

  • Dennis' ultimate hero, Grizzly Griller, plans on trekking to the source of the River Beano, broadcasting the treacherous path on live TV. Dennis introduces him to his pet hamster, Galahad - only to discover they are his biggest fear! Grizzly is so afraid that Dennis must disguise himself as his hero and go in his place!

  • Dennis discovers the school's Confiscatorium, a secret place where all confiscated goods are hidden.

  • The gang are fed up with dinner lady Olive's inedible school dinners. They learn she used to be a singer and try to persuade her to change career.

  • Dennis accidentally becomes an internet star, but his moment of fame is short and he has to stage the best stunt yet to gain back his audience.