Francesca Simon
- Horrid Henry's Big Bad Book
- Horrid Henry's Evil Enemies
- Horrid Henry's Christmas
- Horrid Henry Wakes The Dead
- A Helping of Horrid Henry
- A Triple Treat of Horrid Henry
- Horrid Henry And The Abominable Snowman
- Horrid Henry Reads a Book
- Horrid Henry's Holiday
- A Giant Slice of Horrid Henry 3-in-1
- Horrid Henry's Joke Book
- Horrid Henry and the Scary Sitter
- Horrid Henry And The Zombie Vampire
- Horrid Henry and the Football Fiend
- Horrid Henry Rules The World
- Horrid Henry's Christmas Cracker
- Horrid Henry Rocks
- Horrid Henry's Revenge
- Horrid Henry Meets the Queen
- The Monstrous Child
- Horrid Henry's Haunted House
- Horrid Henry's Birthday Party
- The Topsy Turvies
- Horrid Henry and the Football Fiend
- The Sleeping Army