Aired Friday 24 January, 3:20pm - 3:35pmon CBBC

Dennis & Gnasher Unleashed!

Name: 7:20am - Series 1 Episode 3
Start: 2025-03-13T07:20:00Z
End: 2025-03-13T07:30:00Z
Location: CBBC HD

Series 1 Episode 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 battle to win Ralf's book of pranking, the infamous Prankypedia.

Category: Adventure / Animated / Children
Original air date: 17/11/2017

Cast and crew

Boris HiestandDirector
Freddie FoxDennis
Boris Hiestand
Kathryn DrysdaleJemima 'JJ' Jones
Ryan SampsonPeter 'Pieface' Shepherd
Rasmus HardikerWalter Brown/Grizzly Griller
Kelly-Marie StewartRubidium 'Rubi' von Screwtop
Dorothy Elias-Fahn

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Upcoming broadcasts

Today, 7:20amon CBBC
Series 1 Episode 2
Today, 7:20amon CBBC HD
Series 1 Episode 2
Today, 1:30pmon CBBC
Series 2 Episode 23
Today, 1:30pmon CBBC HD
Series 2 Episode 23
Tomorrow, 7:20amon CBBC
Series 1 Episode 3
Tomorrow, 7:20amon CBBC HD
Series 1 Episode 3