Question: Gareth Lewis was a director for the 2007 movie that starred which Irish-born English actor?

Context paragraphs:
Camilla Power: Camilla Joy Cynthia Power (born 13 November 1976) is an Irish-born English actress.  She portrayed Jill Pole in BBC's TV adaptation of the book "The Silver Chair" by C.S. Lewis, and in adult life she played teacher Lorna Dickey in BBC One serial "Waterloo Road".

The Baker (film): The Baker is a 2007 British comedy thriller film written and directed by Gareth Lewis and starring Damian Lewis, Kate Ashfield and Nikolaj Coster-Waldau.  An ex-assassin retires to a small Welsh village and opens a bakery but is unable to escape his former associates.  It was known in the USA by the alternative title Assassin In Love.

Frank Hinde: Frank Langford Hinde (5 April 1869 – 22 August 1931) was an Irish-born English cricketer.  Hinde was a right-handed batsman.  He was born at Rathfarnham, Leinster.

Tall Lighthouse: Tall Lighthouse is an independent publishing house in the UK, established in 1999 by Les Robinson.  It publishes full collections of poetry, pamphlets, and the anthology "City Lighthouse", a collection of poems by established and emerging poets alike, having featured work by Maurice Riordan, Hugo Williams, Daljit Nagra and Roddy Lumsden, among others.  The press has established itself as a leading light on the small press poetry scene, four of its pamphlet publications having received the Poetry Book Society's Pamphlet Choice Award in Spring 2006, Summer and Winter 2008, and Spring 2009.  The current Director and Editor of the press is Gareth Lewis, who took over after Les Robinson stepped down from those roles on 1 October 2011.  Lewis died in 2016 and the press is now in abeyance awaiting his executors' decision on its future.

Kenneth Harbinson: William Kenneth Harbinson (11 July 1906 – 7 November 2000) was an Irish-born English cricketer (born in Larne) who played 14 first-class matches for Cambridge University in the late 1920s.

Michael Gambon: Sir Michael John Gambon {'1': ", '2': ", '3': ", '4': "} (born 19 October 1940) is an Irish-born English actor who has worked in theatre, television and film.  Gambon has played the eponymous mystery writer protagonist in the BBC television serial "The Singing Detective", Jules Maigret in the 1990s ITV serial "Maigret", and Professor Albus Dumbledore in the final six "Harry Potter" films after the death of previous actor Richard Harris.  He has won four BAFTA TV Awards and three Olivier Awards.

Gareth Lewis: Gareth Lewis (born 25 January 1973 in London) is an English film director.  Lewis' first film was a 2001 short, "Tears of a Clown", which he followed in 2006 with a second short "Normal for Norfolk" which starred Stephen Campbell Moore and Tim Pigott-Smith.  His first full length picture was 2007 release "The Baker" (also known as "Assassin in Love"), which he directed and wrote.  "The Baker" starred Lewis' brother, Damian Lewis along with Kate Ashfield and Michael Gambon.

Gareth Lewis (priest): David Gareth Lewis (13 August 1931 – 27 May 1997 was an Anglican priest in the second half of the twentieth century.

Maria Aitken: Maria Penelope Katharine Aitken (born 12 September 1945) is an Irish-born English theatre director, teacher, actress, and writer.

Steve Hanley (musician): Steve Hanley (born 29 May 1959) is an Irish-born English musician who grew up in and lives in Manchester.  He was the bass guitarist in The Fall from 1979 to 1998, and his distinctive and muscular basslines were a signature part of their sound, often carrying the song's instrumental melody.

Supporting paragraphs: Gareth Lewis Michael Gambon
Answer: Sir Michael John Gambon