Question: Catherine Walker, is an Irish actress, notable for British and Irish television appearances including which 2016 Irish independent horror film, written and directed by Liam Gavin and starring Steve Oram and Catherine Walker?

Context articles: Catherine Walker (actor)
Adrian Scarborough
Dambé: The Mali Project
A Dark Song
Aaaaaaaah!
The Unkindness of Ravens
Sightseers
Brentwood Strangler
Jim Hemphill
Stiffy (film)

Catherine Walker (born 1975 in Dublin) is an Irish actress, notable for British and Irish television appearances including "The Clinic" (2003–2009), "Northanger Abbey" (2007), "Bitter Sweet" (2008), "Critical" (2015) and "A Dark Song" (2016).
 More recently, she appeared as the character Scarron or Madame de Maintenon in series 2 of the TV series "Versailles".
Adrian Philip Scarborough (born 10 May 1968) is an English actor, most widely known for film roles including "The King's Speech" and television appearances including the sitcom "Gavin & Stacey" and his role as the butler Mr. Pritchard in the 2010 version of "Upstairs Downstairs".
 He plays a children's TV character called Abney in "The Adventures of Abney & Teal".
 He is also an accomplished theatre actor and won the Laurence Olivier Award for Best Performance in a Supporting Role in 2011 for his role in the Terence Rattigan play "After the Dance".
 He also starred as Harry in the Starz sitcom "Blunt Talk".
Dambé: The Mali Project is a documentary film directed by Dearbhla Glynn (Dublin to Gaza), and produced by Vanessa Gildea.
 The film documents Irish musicians Liam Ó Maonlaí and Paddy Keenan embarking on a musical adventure to the Heart of Africa; Mali.
 Travelling over 3,000 miles they meet and collaborate with everyone from musicians (Afel Bocoum, Toumani Diabaté) to Nomadic Herders, culminating in a unique performance at the world's most remote musical festival; The ‘Festival au Désert’.
 The film premiered on 16 February 2008, at the 2008 Jameson Dublin International Film Festival.
 The film was described as "Engrossing, visually rich and surprisingly moving" by Paul Whitington in the "Irish Independent", and "A unique work, which is well-told and unexpectedly moving in parts" by Steve Cummins of RTÉ.
A Dark Song is a 2016 Irish independent horror film, written and directed by Liam Gavin and starring Steve Oram and Catherine Walker.
 It was released to select theatres and digital streaming platforms on 28 April 2017.
 It is Gavin's directorial debut and, although the public reception has been more mixed, it received a largely positive critical response.
Aaaaaaaah!
 is a 2015 British horror comedy film written and directed by Steve Oram.
 The film contains no dialogue, with the cast communicating entirely in animalistic grunts.
 It premiered in August 2015 at London FrightFest Film Festival.
 In 2016 the film was released on DVD, Blu Ray and VOD on Icon Productions's Frightfest Presents label
The Unkindness of Ravens is a 2016 Scottish horror film that was directed by Lawrie Brewster.
 The film stars Jamie Scott Gordon, who previously appeared in Brewster's 2013 debut horror film "Lord of Tears", as a veteran that comes face to face with demonic ravens.
 The film had its world premiere on 27 August 2016 at the London FrightFest Film Festival.
 Prior to its release the horror website Bloody Disgusting marked "The Unkindness of Ravens" as one of their "10 Must-See Independent Horror Films of 2016".
Sightseers is a 2012 British horror comedy directed by Ben Wheatley and written by and starring Alice Lowe and Steve Oram, with additional material written by co-editor Amy Jump.
Brentwood Strangler is a 2015 award-winning holiday-themed horror short film.
 It was written and directed by John Fitzpatrick following the success of his first short "Skypemare", and stars 'scream queen' Jordan Ladd and Australian actor Adam J. Yeend in the title role.
 The film premiered December 2015 at the A Night of Horror Film Festival in Sydney, Australia, and had its U.S. premiere in early 2016 at the Hollywood Reel Independent Film Festival in Los Angeles where it won the jury award for Best Genre Short.
 The film has received critical acclaim from the independent horror community with multiple online reviews citing Fitzpatrick's writing, and the chemistry between the two leads.
 The film has screened at multiple festivals and horror conventions around the world including Shriekfest, Horrible Imaginings Film Festival, FilmQuest, and at Phoenix Comicon where it won the audience award for 'Best Horror'.
 The producing team went on to make the popular online series "Scary Endings" which is currently in its second season.
Jim Hemphill (born December 6, 1971) is an American filmmaker and critic.
 He began his career writing about film in publications including the Chicago Reader, Film Quarterly and the American Cinematographer magazine.
 In 2007 he directed the independent horror film "Bad Reputation", which won multiple awards at film festivals including Shriekfest, The Chicago Horror Film Festival, and the Weekend of Fear in Erlangen, Germany.
 In 2012 he directed "The Trouble with the Truth", an award-winning independent film starring Lea Thompson and John Shea.
Stiffy is a 2005 short film directed by Jacqueline Wright and written by and starring Alice Lowe.
 It also stars Steve Oram and James Bachman.
 "Stiffy" subverts the taboo of necrophilia by depicting a hospital orderly falling in love with a corpse and then courting it with old-fashioned romance.