[5] In 1983 and 1984, in the early days of breakfast television in the UK, he appeared as a regular presenter on Good Morning Britain, illustrating and telling stories on air in a children's segment called Rub-a-Dub-Tub.
[7] His works as sole author illustrator include several books featuring the character Percy the Park Keeper, the first of which, One Snowy Night, was published in 1989.
[12] The Whisperer, published in 2004, is written from the perspective of a voyeuristic rat in mean city streets and is darker than many of Butterworth's books.
[14] His Q Pootle 5 books are written for young children and feature a space-dweller whose friends include Oopsy, Planet Dave and Tiger.
[15] Butterworth is a founding partner, with his son Ben, of Snapper Productions, producers of the CBeebies animated series Q Pootle 5.