Question: What year was the film that the British actor born 5 May 1983, centering on Matt Ocre, a young rifleman in the United States Army, released?

Context paragraphs:
Peter Petricola: Peter Antony Petricola (born 5 May 1983) is an Australian-born Italian cricketer.  Petricola is a left-handed batsman who bowls right-arm medium-fast.  He was born at Melbourne, Victoria.

Charles W. Bagnal: Lieutenant General Charles Wilson Bagnal (April 15, 1934 – June 30, 2015) was a United States Army officer.  He was commander of the United States Army Western Command (later United States Army Pacific), from 1985 to 1989.  Previously he was Deputy Commanding General for Training of the United States Army Training and Doctrine Command (TRADOC), Deputy Superintendent at the United States Military Academy (from 1977 to 1980), Commander of the 101st Airborne Division (1981-1983), Commander of the Officer Personnel Management Directorate for the United States Army Military Personnel Center, and Special Assistant to the Deputy Chief of Staff for Personnel.  He is an alumnus of the United States Military Academy, United States Army Command & General Staff College, Georgia Tech, the United States Army War College and McLenaghan High School in Florence, South Carolina (class of 1952).  He retired August 31, 1989, and later obtained his juris doctor from the University of South Carolina and practiced law.  He resided in Columbia with his wife Patsy.  Bagnal died on June 30, 2015 after a battle with leukemia.

Antonio Cardes Heleno: Antônio Carlos Heleno de Oliveira (born 5 May 1983 in Sao Paulo) is a Brazilian football player, who currently plays for Preussen Werler Turn Verein 1894.

John Penrose (actor): John Penrose (5 May 1914, Southsea, Portsmouth, Hampshire – 22 May 1983, London) was a British actor.

Matt Naylor: Matthew ("Matt") Geoffery Naylor (born 5 May 1983 in Bathurst, New South Wales) is a field hockey midfielder from Australia, who made his international senior debut for the national team in 2005 at the Hamburg Masters against the Netherlands.  The mechanic was a member of The Kookaburras, the team that won the golden medal at the 2005 Champions Trophy.

Henry Cavill: Henry William Dalgliesh Cavill ( ; born 5 May 1983) is a British actor.  Cavill began his career starring in the film adaptations of "The Count of Monte Cristo" (2002) and "I Capture the Castle" (2003).  He later appeared in minor and supporting roles in television shows such as BBC's "The Inspector Lynley Mysteries", ITV's "Midsomer Murders" and Showtime's "The Tudors", then crossed to mainstream Hollywood films such as "Tristan & Isolde" (2006), "Stardust" (2007), "Blood Creek" (2009) and "Immortals" (2011).

Pierre-Emmanuel Garcia: Pierre-Emmanuel Garcia (born 5 May 1983, Narbonne, France) is a French-born Spanish rugby union player.  He plays as a centre.

Stefan Bliem: Stefan Bliem (born 5 May 1983) is an Austrian professional association football player.  He plays as a goalkeeper, and spent several years playing for Mattersburg in the Austrian Bundesliga.

Sand Castle (film): Sand Castle is an American war drama film directed by Fernando Coimbra and written by Chris Roessner.  The film stars Nicholas Hoult, Henry Cavill, Logan Marshall-Green, Tommy Flanagan, Glen Powell, Beau Knapp, and Neil Brown Jr. The film centers on Matt Ocre, a young rifleman in the United States Army, who is tasked with restoring water to a village in Iraq.  It is based on the true events and the experience of the film's writer Roessner during the Iraq War.  It was released on 21 April 2017 on Netflix.

Diego Viana: Diego Sehnem Viana, commonly known as Diego Viana (born 5 May 1983), is a Brazilian footballer who plays for Avaí as a striker.

Supporting paragraphs: Sand Castle (film) Henry Cavill
Answer: 2017