Sherrington portrayed Mildred Hubble in two series beginning with The Worst Witch (1998-2001) and concluding with Weirdsister College.
Sherrington is best known for her portrayal of the character of Mildred Hubble in the children's series The Worst Witch (1998–2001), as well as the spin-off series Weirdsister College - The Further Adventures of The Worst Witch (2001),[1] a British/Canadian co-production between ITV and TV Ontario, screened on HBO in North America, ABC in Australia, and on various other networks worldwide.
[1] Her character is seen dropping off her cousin Henrietta Hubble, the titular protagonist at Cackle's Academy for Witches.
Sherrington relocated back to London in 2010 after spending time in the Los Angeles area.
[5][6] In October 2020, Sherrington announced on her Instagram, she was pregnant with her first child, a boy who was born in February 2021 with her long term partner Jeremy Boote.