Dennis & Gnasher: Season 1 (Series 1)
This season started on September 7, 2009. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | The Way of Den-Do · 10 min | |
| 2 | Smelling of Roses · 10 min | |
| 3 | Curtains for Dennis · 10 min | |
| 4 | Splash! · 10 min | |
| 5 | The Mystery of the Missing Teapot · 10 min | |
| 6 | Castle in the Air · 10 min | |
| 7 | Aliens Among Us · 10 min | |
| 8 | No Joke · 10 min | |
| 9 | Dennis V.I.P · 10 min | |
| 10 | Bad Dad · 10 min | |
| 11 | Gnasher in Nappies · 10 min | |
| 12 | Rubberbands and Paperclips · 10 min | |
| 13 | Boot · 10 min | |
| 14 | Breakout · 10 min | |
| 15 | Eyes on the Prize · 10 min | |
| 16 | Dance of the Seven Pies · 10 min | |
| 17 | The Pond Monster · 10 min | |
| 18 | Dennis' Thank-you's · 10 min | |
| 19 | Fish Tale · 10 min | |
| 20 | Masters of the House · 10 min | |
| 21 | Game On · 10 min | |
| 22 | All-in Menacing · 10 min | |
| 23 | Attack of the Walterbot · 10 min | |
| 24 | Great Outdoors · 10 min | |
| 25 | No Pies for Pie Face · 10 min | |
| 26 | Dog Tired · 10 min | |
| 27 | Dig This · 10 min | |
| 28 | The In Crowd · 10 min | |
| 29 | First Aid Dennis · 10 min | |
| 30 | Rock And A Hard Place · 10 min | |
| 31 | Horsey Havoc · 10 min | |
| 32 | Grounded · 10 min | |
| 33 | Double Act · 10 min | |
| 34 | The Curse of Madam Gigi · 10 min | |
| 35 | Random Access Mayhem · 10 min | |
| 36 | Treehouse Treason · 10 min | |
| 37 | Menace and Co. · 10 min | |
| 38 | No Place Like Home · 10 min | |
| 39 | Dennis Jumps the Line · 10 min | |
| 40 | Operation Windbreaker · 10 min | |
| 41 | Menace on the Mend · 10 min | |
| 42 | Athena's Party · 10 min | |
| 43 | Dennis' Hiccups · 10 min | |
| 44 | Nanny State · 10 min | |
| 45 | Mother's Day · 10 min | |
| 46 | Run Rabbit Run · 10 min | |
| 48 | Fangs for the Memories · 10 min | |
| 49 | Curly's Collection · 10 min | |
| 50 | Substitute Creecher · 10 min | |
| 51 | Lost · 10 min | |
| 52 | You're Joking · 10 min |
