Question: Who produced the American short horror film that stars the actress who played Nancy Thompson in the 1984 movie "A Nightmare on Elm Street"?

Context paragraphs:
Nancy Thompson (A Nightmare on Elm Street): Nancy Thompson (named Nancy Holbrook in the 2010 reboot) is a fictional character in the "A Nightmare on Elm Street" franchise.  She was portrayed by actress Heather Langenkamp in the original film series and by Rooney Mara in the 2010 remake.  Heather's portrayal of the character got her into the Rotten Tomatoes "Horror Movie Survivor Hall of Fame".

Never Sleep Again: The Elm Street Legacy: Never Sleep Again: The Elm Street Legacy is a 2010 American four-hour direct-to-disc documentary film that chronicles the entire "Nightmare on Elm Street" franchise, except the 2010 A Nightmare on Elm Street remake.  The documentary also features the rise of New Line Cinema.  Written by Thommy Hutson, produced by Daniel Farrands and Thommy Hutson, and co-directed by Daniel Farrands and Andrew Kasch.  Heather Langenkamp, who portrayed Nancy Thompson in three of the "Nightmare" films, served as the project's executive producer and narrator.

The Sub: The Sub is an American short horror film directed by Dan Samiljan, co-written by Dave Cain and Samiljan, and produced by Justin Wagman and Noelle Hubbell.  The film stars Zoe Jarman, Heather Langenkamp and Brian Stepanek.  The film had a successful Kickstarter campaign.

A Nightmare on Elm Street 4: The Dream Master: A Nightmare on Elm Street 4: The Dream Master is a 1988 American slasher film and the fourth film in the "Nightmare on Elm Street" series.  The film was directed by Renny Harlin, stars Robert Englund, Lisa Wilcox and Danny Hassel.  Following the death of Nancy Thompson, Freddy Krueger begins to reappear in the dreams of Kristen Parker, Joey Crusel, and Roland Kincaid and uses Kristen's bestfriend, Alice Johnson, to gain access to new victims.  The film is a sequel to "" (1987) and is followed by "" (1989).

Freddy Krueger: Frederick Charles "Freddy" Krueger is a character of the "A Nightmare on Elm Street" film series.  He first appeared in Wes Craven's "A Nightmare on Elm Street" (1984) as a burnt serial killer who uses a glove armed with razors to kill his victims in their dreams, causing their deaths in the real world as well.  In the dream world, he is a powerful force and almost completely invulnerable.  However, whenever Freddy is pulled into the real world, he has normal human vulnerabilities.  Krueger was created by Wes Craven, and had been consistently portrayed by Robert Englund since his first appearance.  In the 2010 franchise reboot, he was portrayed by Jackie Earle Haley.  In 2011, Freddy appeared as a playable character in the video game "Mortal Kombat".  Over the course of the series, Freddy has battled numerous survivors including Nancy Thompson.

A Nightmare on Elm Street 2: Freddy's Revenge: A Nightmare on Elm Street 2: Freddy's Revenge is a 1985 American slasher film directed by Jack Sholder and the second installment in the "A Nightmare on Elm Street" film series.  The screenplay was written by David Chaskin.  It stars Mark Patton, Kim Myers, Robert Rusler and Robert Englund as Freddy Krueger.  Patton plays Jesse Walsh, a teenager who, after moving into the home of Nancy Thompson, begins to have reoccurring nightmares of Freddy Krueger who is out to possess him in order to kill in the real world.  It is the sequel to "A Nightmare on Elm Street" (1984) and is followed by "" (1987).  The film grossed $29.9 million at the North American box office.

A Nightmare on Elm Street 3: Dream Warriors: A Nightmare on Elm Street 3: Dream Warriors is a 1987 American slasher film directed by Chuck Russell.  It is the third installment in the "Nightmare on Elm Street" series.  The film was written by original creator Wes Craven and stars Heather Langenkamp, Patricia Arquette, Larry Fishburne, Priscilla Pointer, Craig Wasson, and Robert Englund.  The plot focuses on Freddy Krueger seeking to murder the last children of the parents that burned him.  The kids are imprisoned at a mental hospital.  Freddy does not know that Nancy Thompson is training the patients to control their dream powers in order to fight back against the undead killer.  The film was followed by another sequel, "", a year later.

Heather Langenkamp: Heather Elizabeth Langenkamp (born July 17, 1964) is an American actress, make-up artist and producer.  She is best known for her role as Nancy Thompson in "A Nightmare on Elm Street" (1984) and the sequel "" (1987), as well as in cult films such as two of Wes Craven's films: "Shocker" (1989) and "Wes Craven's New Nightmare" (1994).  She served as executive producer and narrator to the 2010 documentary "".  Her other film roles include "Nickel Mountain" (1984), "The Demolitionist" (1995), "The Butterfly Room" (2012), "Star Trek Into Darkness" (2013), and "Truth or Dare" (2017).  Langenkamp is also known for her roles as Marie Lubbock and Amy Boutilier on the sitcom "Growing Pains" (1988-1990) and the spin-off series "Just the Ten of Us" (1988–1990), and has had numerous television guest appearances.

Laurie Strode: Laurie Strode is a fictional character in the "Halloween" horror franchise, portrayed by actresses Jamie Lee Curtis and Scout Taylor-Compton.  She appears in six of the ten "Halloween" films, first appearing in John Carpenter's original 1978 film.  She is the primary protagonist of the first, second, and seventh and appears at the beginning of the eighth in a small role.  Jamie Lee Curtis portrayed the role in the original run of the series, with Scout Taylor-Compton taking the role in Rob Zombie's reboot and its sequel.  In academic materials, Strode is widely cited as the one of the earliest and most influential examples of the "final girl" slasher film archetype and has been compared to other heroines such as Nancy Thompson from "A Nightmare on Elm Street" (1984).  In September 2017, it was announced that Curtis is set to reprise her role in "Halloween" (2018).

List of A Nightmare on Elm Street media: A Nightmare on Elm Street refers to installments in the "A Nightmare on Elm Street" film series, an American horror franchise beginning with the 1984 film, "A Nightmare on Elm Street", and based on the fictional character Freddy Krueger, who stalks teenagers in their dreams and kills them.  Most media within the franchise include the phrase, "A Nightmare on Elm Street", as part of their title.

Supporting paragraphs: The Sub Heather Langenkamp
Answer: Justin Wagman and Noelle Hubbell