Question: Who was the director of the 2017 two-part British television drama starring the actress who played Yara Greyjoy in "Game of Thrones"?

Context articles: Gemma Whelan
The Moorside
Lawless (UK TV series)
The Second Coming (TV serial)
Dive (TV series)
Losing Gemma
The Beiderbecke Tapes
1066 The Battle for Middle Earth
Undeniable (miniseries)
Theon Greyjoy

Gemma Elizabeth Whelan (born 23 April 1981) is an English actress and comedian, known for playing Yara Greyjoy in the HBO fantasy-drama series "Game of Thrones".
The Moorside is a 2017 two-part British television drama.
 Written by Neil McKay and directed by Paul Whittington, it stars Sheridan Smith, Gemma Whelan, Sian Brooke and Siobhan Finneran and was broadcast on BBC One in two one-hour episodes in February 2017.
 The drama is based on the 2008 disappearance of 9-year-old Shannon Matthews and the successful search for her by police and volunteers in Dewsbury, West Yorkshire, along with the revelation of mother Karen's involvement in Shannon's kidnapping.
Lawless is a two-part British television thriller miniseries, first broadcast on ITV from 8 to 9 November 2004.
 Written by Chris Lang, directed by Roger Gartland and starring Trevor Eve, Orla Brady and David Calder, "Lawless" follows the story of DI John Paxton, who begins to question his job when a murderer walks free from court because of a legal technicality.
 The two-part miniseries was commissioned in 2003, along with another two-part miniseries written by Lang, "Amnesia".
 The miniseries gathered good viewing figures, with the first part watched by 7.17 million, and the second by 5.65 million.
 Unlike "Amnesia", the series has never been released on DVD.
The Second Coming is a two-part British television drama first screened on ITV in the United Kingdom in February 2003.
 It concerns the realisation of humble video store worker Steve Baxter (played by Christopher Eccleston) that he is in fact the Son of God, and has just a few days to find the human race's Third Testament and thus avert the Apocalypse.
Dive is a two-part British television drama starring Jack O'Connell, Aisling Loftus and Gina McKee.
 Broadcast on BBC Two in July 2010, the show dealt with the problems of teenage relationships and pregnancy against the backdrop of a young diver's preparations for the 2012 Summer Olympics.
Losing Gemma is a two-part British television thriller, based on the debut novel by writer Katy Gardner.
 The screen adaptation was written by Robert Murphy, directed by Maurice Phillips and starred Jonas Armstrong, Alice Eve, Jason Flemyng and Rachel Leskovac.
 It originally aired on ITV on 18 and 19 December 2006, at 9pm.
 The plot centres on the disappearance of the eponymous Gemma (Leskovac) after she goes backpacking with friend Esther (Eve) in India.
 When Eve returns from the trip alone, she is haunted by the belief that Gemma's disappearance is her fault, but mystery surrounds what really happened.
 Notably, the drama has never been released on DVD.
The Beiderbecke Tapes is a two-part British television drama serial written by Alan Plater and broadcast in 1987.
 It is the second serial in "The Beiderbecke Trilogy" and stars James Bolam and Barbara Flynn as schoolteachers Trevor Chaplin and Jill Swinburne.
 When a tape recording of a conversation about nuclear waste inadvertently falls into Trevor's hands, Trevor and Jill find themselves being pursued by national security agents.
1066: The Battle for Middle Earth is a two-part British television documentary series.
 In this blend of historical drama and original source material, Channel 4 re-imagines the story of this decisive year of the Norman conquest of England, not from the saddles of kings and conquerors, but through the eyes of ordinary people caught up in its events.
 The documentary was narrated by actor Ian Holm.
Undeniable is a two-part British television thriller miniseries, first broadcast on ITV in 2014.
 Written by Chris Lang, directed by John Strickland and starring Claire Goose, Peter Firth and Christine Bottomley, "Undeniable" follows the story of Adrian Rawlins, a murderer who is brought to justice by the efforts of a woman, Jane Phillips, who witnessed him killing her mother when she was seven years old.
 The two-part miniseries was announced on November 1, 2013, with location filming confirmed to take place later that month in Dublin and County Wicklow, Ireland.
 The original press release also confirms that the names of several characters were changed prior to production, with Goose's character originally referred to as Jane Fielding, and Firth's character originally referred to as Andrew Bolton.
 The miniseries was released on DVD on April 2, 2015.
Theon Greyjoy is a fictional character in the "A Song of Ice and Fire" series of fantasy novels by American author George R. R. Martin, and its television adaptation "Game of Thrones".
 Theon is the son and heir of Balon Greyjoy, taken as a ward by Lord Eddard Stark following Balon's failed rebellion.