The story is set in London and follows Katrielle as she solves mysteries with her talking dog Sherl.
Katrielle "Kat" Layton (voice)
Noah Montoir (voice)
Geraldine Royer (voice)
Sheri (voice)
Luke Triton (voice)
Darjeeling Aspoirot (voice)
Professor Hershel Layton (voice)
