Several actors of the United Kingdom and Ireland have voiced or portrayed characters .. The given names of each of the Saunders triplets are unknown; they were credited in the film as "Saunders triplets". Michael Gambon replaced Richard. Actress, Harry Potter and the Deathly Hallows: Part 1 . British character actor Richard Griffiths came from radio and the . She took her mother's maiden name, Poésy, as her stage name. . It was his mother Moya, an amateur actress, who was the real influence behind his decision to become an actor. The best thing about Harry was definitely his courageousness and kindness. The worst thing about him, however, is that he always seemed to feel that if one.