Irish born actress Geraldine Somerville  appeared in the 2011 British Drama film My Week with Marilyn and played who in the "Harry Potter" series?
Geraldine Somerville: Geraldine Margaret Agnew-Somerville (born 19 May 1967) is an Irish born actress known for her role as Detective Sergeant Jane Penhaligon in "Cracker" (1993–95), for which she was nominated for the 1995 BAFTA TV Award for Best Actress, and for playing Lily Potter in the "Harry Potter" film series.
i don't know