Moody Margaret

Moody Margaret is a major character in the Horrid Henry Children's Books series. She is the archenemy of the series's main character, Horrid Henry. She is portrayed by Scarlet Stitt in the Horrid Henry movie and voiced by Tamsin Heatley in the TV series. She first appeared in "Horrid Henry and Moody Margaret" from Horrid Henry and created by Francesca Simon.