When Grimstink the alien and Layla the thirteen-year-old girl swap planets, they must face down warriors, deathbots, vicars and traffic wardens in their battle for the fate of planet Earth.

Daniel Peak is a BAFTA, RTS and International Emmy Award winning TV scriptwriter. He co-writes BBC1's Not Going Out with Lee Mack, created and wrote three series of Sky TV's Code 404 and was part of the writing team on CBBC's Horrible Histories. His first novel Little Horror won the 2023 James Reckitt Hull Children's Book Award. Grimstink is his second. Daniel lives near Manchester with his wife, two daughters and a dog.