Question: The Yellow Birds is a 2017 American war film directed by Alexandre Moors and based on the novel "The Yellow Birds" by Kevin Powers, the film stars which American actor, that made his feature film debut in Francis Ford Coppola's independent film "Tetro" (2009)? 
Context: Tetro is a 2009 American-Argentine drama film written, directed and produced by Francis Ford Coppola and starring Vincent Gallo, Alden Ehrenreich and Maribel Verdú.  Filming took place in 2008 in Buenos Aires, Patagonia, and Spain.  "Tetro" received a limited release in the United States on June 11, 2009. Youth Without Youth is a 2007 fantasy drama film written and directed by Francis Ford Coppola, based on the novella of the same name by Romanian author Mircea Eliade.  It was the first film that Coppola had directed in ten years since 1997's "The Rainmaker".  It was distributed through Sony Pictures Classics in the United States on December 14, 2007 and Pathé in the UK and France.  The music was composed by Grammy Award-winning Argentinan classical composer Osvaldo Golijov.  In an interview, Coppola said that he made the film as a meditation on time and on consciousness, which he considers a "changing tapestry of illusion," but he admitted that the film may also be appreciated as a beautiful love story, or as a mystery.  The film is a co-production between the United States, Romania, France, Italy and Germany. Blue Caprice is a 2013 American independent drama film directed by Alexandre Moors.  It recounts the story of an abandoned boy who is lured to America and drawn into the shadow of a dangerous father figure in this film inspired by the real life events that led to the 2002 Beltway sniper attacks.  The film investigates the genesis of those horrific events from the point of view of the two shooters, whose distorted father-son relationship facilitated their long and bloody journey across the United States.  The film stars Isaiah Washington, Tequan Richmond, Joey Lauren Adams, Tim Blake Nelson and Leo Fitzpatrick. Apocalypse Now Redux is a 2001 extended version of Francis Ford Coppola's epic war film "Apocalypse Now", which was originally released in 1979.  Coppola, along with editor/long-time collaborator Walter Murch, added 49 minutes of scenes that had been cut out of the original film.  It represents a significant reedit of the original version. Apocalypse Now is a 1979 American epic war film directed, produced, and co-written by Francis Ford Coppola.  It was co-written by John Milius with narration written by Michael Herr.  It stars Marlon Brando, Robert Duvall, Martin Sheen, Frederic Forrest, Albert Hall, Sam Bottoms, Larry Fishburne, and Dennis Hopper.  The screenplay, written by Milius, adapts the story of Joseph Conrad's novella "Heart of Darkness", changing its setting from late nineteenth-century Congo to the Vietnam War.  It draws from Herr's "Dispatches" and Werner Herzog's "Aguirre, the Wrath of God" (1972).  The film revolves around Captain Benjamin L. Willard (Sheen) on a secret mission to assassinate Colonel Kurtz, a renegade who is presumed insane. The Godfather Part III is a 1990 American crime film written by Mario Puzo and Francis Ford Coppola, and directed by Coppola.  A sequel to "The Godfather" (1972) and "The Godfather Part II" (1974), it completes the story of Michael Corleone, a Mafia kingpin who attempts to legitimize his criminal empire.  The film also includes fictionalized accounts of two real-life events: the 1978 death of Pope John Paul I and the Papal banking scandal of 1981–82, both linked to Michael Corleone's business affairs.  The film stars Al Pacino, Diane Keaton, Talia Shire, and Andy García, and features Eli Wallach, Joe Mantegna, George Hamilton, Bridget Fonda, and Sofia Coppola. Alden Caleb Ehrenreich ( ; born November 22, 1989) is an American actor.  He made his feature film debut in Francis Ford Coppola's independent film "Tetro" (2009) and appeared in Coppola's subsequent film "Twixt" (2011).  In 2013, he appeared in Woody Allen's "Blue Jasmine", Park Chan-wook's "Stoker" and starred in Richard LaGravenese's "Beautiful Creatures".  In 2016, he starred as Hobie Doyle in the Coen brothers comedy "Hail, Caesar! " and as Frank Forbes in Warren Beatty's "Rules Don't Apply".  In 2018, he will star as Han Solo in an as of yet untitled "Star Wars" spin-off film revolving around the character's younger years. The Yellow Birds is the debut novel from American writer, poet, and Iraq war veteran Kevin Powers.  It was one of "The New York Times"'s 100 Most Notable Books of 2012 and a finalist for the 2012 National Book Award.  It was awarded the 2012 The Guardian First Book Award, and the 2013 Hemingway Foundation/PEN Award. The Rain People is a 1969 film directed by Francis Ford Coppola.  Alongside Shirley Knight, leading players are James Caan and Robert Duvall, both of whom would later work with Coppola in "The Godfather".  Future film director and Coppola friend George Lucas worked as an aide on this film, and made a short making-of documentary film, "Filmmaker", about it.  The film also won the Golden Shell at the 1969 San Sebastian Film Festival. The Yellow Birds is a 2017 American war film directed by Alexandre Moors and based on the novel "The Yellow Birds" by Kevin Powers.  The film stars Tye Sheridan, Jack Huston, Alden Ehrenreich, Jennifer Aniston, and Toni Collette.  It premiered at the 2017 Sundance Film Festival on January 21, 2017.
Answer: Alden Ehrenreich