Question: Which film produced by Blumhouse Products stars Ethan Hawke, Lena Headey, Adelaide Kane and Max Burkholder?

Context paragraphs:
The Purge: The Purge is a 2013 American dystopian horror film written and directed by James DeMonaco and is the first installment in "The Purge" franchise.  The film stars Ethan Hawke, Lena Headey, Adelaide Kane and Max Burkholder as a family held hostage during "The Purge," which is a 12-hour time period where all illegal acts are de-criminalized.

Predestination (film): Predestination is a 2014 Australian science fiction thriller film written and directed by Michael and Peter Spierig.  The film stars Ethan Hawke, Sarah Snook and Noah Taylor, and is based on the short story ""—All You Zombies—"" by Robert A. Heinlein.

Gattaca: Gattaca is a 1997 American science fiction film written and directed by Andrew Niccol.  It stars Ethan Hawke and Uma Thurman, with Jude Law, Loren Dean, Ernest Borgnine, Gore Vidal, and Alan Arkin appearing in supporting roles.  The film presents a biopunk vision of a future society driven by eugenics where potential children are conceived through genetic manipulation to ensure they possess the best hereditary traits of their parents.  The film centers on Vincent Freeman, played by Hawke, who was conceived outside the eugenics program and struggles to overcome genetic discrimination to realize his dream of traveling into space.

Regression (film): Regression is a 2015 Canadian-Spanish-American psychological thriller mystery film directed, produced and written by Alejandro Amenábar.  The film stars Ethan Hawke and Emma Watson, with David Thewlis, Lothaire Bluteau, Dale Dickey, David Dencik, Peter MacNeill, Devon Bostick and Aaron Ashmore in supporting roles.

Blumhouse Productions: Blumhouse Productions is an American film and television production company, founded by Jason Blum.  Blumhouse is mostly known for producing low-budget horror films, such as "Paranormal Activity", "Insidious", "The Purge", "Sinister", "The Gift", "Split" and "Get Out".  In 2014, Blumhouse produced the Academy Award–nominated film "Whiplash", for which Blum was nominated for the Academy Award for Best Picture.  The company currently has a 10-year first-look deal with Universal Pictures.

In a Valley of Violence: In a Valley of Violence is a 2016 American Western film written, directed, executive produced and edited by Ti West.  Jason Blum serves as producer through his production company Blumhouse Productions.  The film stars Ethan Hawke, Taissa Farmiga, James Ransone, Karen Gillan, and John Travolta.  It had its world premiere at South by Southwest on March 12, 2016, and was released in a limited release and through video on demand on October 21, 2016 by Focus World.

Born to Be Blue (film): Born to Be Blue is a 2015 internationally co-produced drama film directed, produced and written by Robert Budreau.  The film stars Ethan Hawke and Carmen Ejogo.  It was shown in the Special Presentations section of the 2015 Toronto International Film Festival.  The film is about American jazz musician Chet Baker, portrayed by Hawke.

Before Midnight (film): Before Midnight is a 2013 American romantic drama film, the third in a trilogy featuring two characters, following "Before Sunrise" (1995) and "Before Sunset" (2004).  It was directed by Richard Linklater and stars Ethan Hawke and Julie Delpy.  Co-written by Linklater, Hawke and Delpy, the film picks up the story nine years after the events of "Before Sunset"; Jesse (Hawke) and Céline (Delpy) spend a summer vacation together in Greece.

Explorers (film): Explorers is a 1985 American science fiction fantasy family film written by Eric Luke and directed by Joe Dante.  The film stars Ethan Hawke, River Phoenix (in their film debuts), and Jason Presson as teenage schoolboys who build a spacecraft to explore outer space.  The special effects were produced by Industrial Light & Magic, with make-up effects by Rob Bottin.

First Reformed: First Reformed is a 2017 American drama thriller film directed by Paul Schrader.  It stars Ethan Hawke as an ex-military chaplain, who is tortured by the death of his son he encouraged to enlist in the armed forces.  His faith is further challenged after a young woman (Amanda Seyfried) and her radical environmentalist husband come to him for counseling.  The film was screened in the main competition section of the 74th Venice International Film Festival.

Supporting paragraphs: Blumhouse Productions The Purge
Answer: The Purge