Question: Who directed the 2016 feature film that Laura Carmichael was in?

Context articles: Andrew Ahn
Laura Carmichael
The Secret princess
The Wake of Dick Johnson (2016 film)
Arthur Nersesian
Burn Burn Burn
Mellow Mud
Vincent Biron
Pierre Bismuth
A United Kingdom

Andrew Ahn is an American filmmaker born and raised in Los Angeles.
 His short film "Dol (First Birthday)" premiered at the 2012 Sundance Film Festival.
 His 2016 feature film "Spa Night" premiered at the 2016 Sundance Film Festival.
Laura Elizabeth Carmichael (born 16 July 1986) is an English actress, most widely known for her performance as Lady Edith Crawley in the ITV (UK) and PBS (U.S.) television period drama series" Downton Abbey".
 Her other television work includes "Marcella" (2016).
, and the feature film "A United Kingdom" (2016).
The Secret Princess is a 2016 feature animated family film written and directed by Segun Williams.
 The film was released on February 14, 2016 and stars Cuppy Otedola, Desmond Elliot, Robert H. Wainwright, and Sherrie Silver.
 The film is arguably Sub-Saharan Africa's first feature length computer generated animated family film outside of South Africa.
The Wake of Dick Johnson is a 2016 feature film produced by Alt Variety and distributed by Amazon.
 It was written, directed by, and stars Luke H. Walker.
 The story takes place at the wake of its protagonist Dick Johnson, who returns from death to bitterly ruminate about the afterlife, which according to Johnson is a bleak and endless loop of all the world's agonies.
 The feature film was adapted for screen from the 2016 off-broadway play––also written by, directed and starring Walker––and produced under the same title.
Arthur Nersesian is an American novelist, playwright, and poet.
 Nersesian is of Armenian and Irish descent.
 He was born and raised in New York City.
 His novels include "The Fuck-up", "Manhattan Loverboy", "Dogrun", "Chinese Takeout", "Suicide Casanova" and "Unlubricated."
 He has also published a collection of plays, "East Village Tetralogy."
 He has written three books of poems and one book of plays.
 In 2005, Nersesian received the Anahid Literary Prize for Armenian Literature for his novel "Unlubricated."
 Nersesian is the managing editor of the literary magazine, "The Portable Lower East Side", and was an English teacher at Hostos Community College, City University of New York, in the South Bronx.
 His novel "Dogrun" was adapted into the 2016 feature film "My Dead Boyfriend".
Burn Burn Burn is a 2015 British black comedy film, the directorial debut of Chanya Button.
 The film is a coming-of-age tale, inspired by the Jack Kerouac novel "On the Road" published in 1957.
 The fictional plot follows the story of two girls, Seph (Laura Carmichael) and Alex (Chloe Pirrie), taking a road trip to follow the instructions of their close friend Dan, who has died and given them instructions where to scatter his ashes.
 The ashes (stored in tupperware in the glove compartment) keep diminishing in quantity as the trip progresses.
 The film had its World premiere at the BFI London Film Festival 2015.
Mellow Mud (Latvian: "Es Esmu Šeit" ) is a Latvian 2016 feature film by director Renārs Vimba.
Vincent Biron (born 1984 in Pierreville, Quebec) is a Canadian film director.
 He is most noted for his 2016 feature film debut "Prank", and his short film "Little Flowers (Les fleurs de l'âge)", which won the Toronto International Film Festival Award for Best Canadian Short Film at the 2010 Toronto International Film Festival.
Pierre Bismuth (6 June 1963) is a French artist and filmmaker based in Brussels.
 His practice can be placed in the tradition of conceptual art and appropriation art.
 His work uses a variety of media and materials, including painting, sculpture, collage, video, architecture, performance, music, and film.
 He is best known for being among the authors of the story for "Eternal Sunshine of the Spotless Mind" (2004), for which he won an Academy Award for Best Original Screenplay in 2005 alongside Michel Gondry and Charlie Kaufman.
 Bismuth made his directorial debut with the 2016 feature film "Where is Rocky II?"
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A United Kingdom is a 2016 British biographical romantic drama film directed by Amma Asante and written by Guy Hibbert, based on the true-life romance between Sir Seretse Khama and his wife Ruth Williams Khama.
 David Oyelowo and Rosamund Pike portray Seretse and Ruth, respectively.