Poppy Clarke is Jerome's little sister who is in seventh grade and is just as mischievious, if not more than Jerome himself. Poppy is not aware of the mysteries of Anubis House, but is initially involved in her own mystery: finding out what happened to her father. She is very good friends with Mara. Poppy is played by Frances Encell. She is a minor character; she is seen in very little episodes.
The actor who plays Vera Devenish is named Poppy.