Clare Coulter plays Miss Amelia Cackle in both The Worst Witch, and The New Worst Witch. She also plays Miss Cackle's Twin, Agatha. Clare Coulter was born in Ontario in 1942, spent a part of her childhood in post-war London and has so far been very busy as an actress, mostly at Canadian theatre at which she is considered a “diva in residence”. She likes to keep her private life private and shares her apartment at Toronto with a cat. In 1997 she worked on “The Designated Mourner”, in 1999 she has appeared in a Margaret Atwood adaption (“Good Bones”, including excerpts from “Good Bones” and “Murder in the Dark” which was repeated in 2000).