Question: Where was the world premiere of the 2016 film in which American actor Parker Sawyers appeared as Mr Lee?

Context paragraphs:
The Call Up (film): The Call Up is a 2016 British science fiction thriller film written and directed by Charles Barker.  It stars Max Deacon, Morfydd Clark, Ali Cook, Parker Sawyers, Tom Benedict Knight, Boris Ler, Douggie McMeekin, and Adriana Randall as top-ranked gamers who are invited to beta test a new first-person shooter virtual reality game.  When they discover the equipment includes lethal feedback, they must win the game to survive.  The film premiered at the Brussels International Fantastic Film Festival and was released in the UK on 20 May 2016.

Allen Moyer: Allen Moyer (born 1958) is an American set designer particularly known for his work in operas and Broadway musicals.  He grew up in Schuylkill Haven, Pennsylvania and holds a BA from the Pennsylvania State University and a MFA degree from New York University's Tisch School of the Arts where he studied under John Conklin.  His designs have appeared in celebrated productions at the New York City Opera, the San Francisco Opera, the Santa Fe Opera, the Opera Theatre of Saint Louis, and the Seattle Opera.  He notably staged the world premiere of Stewart Wallace's "Harvey Milk" at the Houston Grand Opera in 1995 and the world premiere of Ricky Ian Gordon's "The Grapes of Wrath" at the Minnesota Opera in 2007.  He designed his first set for the Metropolitan Opera for their new production of Gluck's "Orfeo ed Euridice" which premiered on May 2, 2007.

Beethoven Project Trio: The Beethoven Project Trio is an American piano trio that was formed in Chicago in 2008.  Its founding members are pianist George Lepauw, violinist Sang Mee Lee and cellist Wendy Warner.  The first public concert given by the trio was on March 1, 2009 at Chicago’s Murphy Auditorium for the world premiere of a recently rediscovered piano trio by (Hess 47) Ludwig van Beethoven, as well as the American premiere of another Beethoven trio (Anhang 3) and the Chicago premiere of yet another Trio (Opus 63); the performance also included the well-known “Archduke” Trio by Beethoven.  John von Rhein, music critic of the Chicago Tribune, wrote about the trio's first concert that "for musicians who had never worked together as a trio before, pianist George Lepauw, violinist Sang Mee Lee and cellist Wendy Warner made a splendid ensemble, playing with finely judged balance, evenness of sound and unanimity of style [...] Lepauw, Lee and Warner ended their program with Beethoven’s familiar “Archduke” Trio, a masterpiece that drew fully on their individual and collective abilities.  The slow movement emerged with particular eloquence here."

Parker Sawyers: Parker Sawyers (born 1984) is an American actor.  His first leading film role was starring as a young Barack Obama in "Southside With You".  He is also featured in Don't Hang Up (film) as Mr. Lee.

Das Tagebuch der Anne Frank: Das Tagebuch der Anne Frank ("Anne Frank's diary") is a 2016 film directed by German Hans Steinbichler.  It tells the story of Anne Frank, the Jewish girl who went into hiding with her family in Amsterdam and became a victim of the Holocaust.  The film is based on Anne Frank's famous diary.  The world premiere was held at February, 16 in a special presentation for young people during the 66th Berlin International Film Festival.  It was listed as one of eight films that could be the German submission for the Best Foreign Language Film at the 89th Academy Awards, but it was not selected.

Don't Hang Up (film): Don't Hang Up is a 2016 American horror-thriller film written by Joe Johnson and directed by Alexis Wajsbrot and Damien Mace.  The film stars Gregg Sulkin, Garrett Clayton, Sienna Guillory, and Bella Dayne.  The film had its world premiere on 4 June 2016 at the Los Angeles Film Festival and was released in theaters in the United States on February 10, 2017.

Jeff Dumas: Jeff Dumas (born June 28, 1971) is an American actor.  Most recently, he made his Lyric Opera of Chicago debut as Njegus in "The Merry Widow", directed by Gary Griffin.  Prior to that, he was seen as Patsy in the first US national tour of "Monty Python's Spamalot", for which he received the 2007 Helen Hayes Award as Actor in a Supporting Role.  A Chicago actor for more than 15 years, his credits include several World Premieres including Stephen Sondheim's "Bounce", directed by Harold Prince at the Goodman Theatre and The Kennedy Center (Original Cast Recording), "The House of Martin Guerre" at the Goodman Theatre, Kid Twist in David Bell's "Bowery Boys" at The Marriott Theatre as well as Joe Welling and Enoch Robinson in "Winesburg, Ohio" at Steppenwolf for which he received the 2004 Joseph Jefferson Award as Actor in a Supporting Role.  His other credits include the original Chicago cast of "Wicked" at the Ford Center - Oriental Theatre, Nicely-Nicely Johnson in "Guys and Dolls" at Court Theatre, Sancho Panza in "The Man of La Mancha" at Light Opera Works, "Sunday in the Park With George and the nationally acclaimed "Pacific Overtures" at Chicago Shakespeare Theatre.  Additional credits: "Light up the Sky" (Goodman) and Gus Fielding in "Babes in Arms" and Taxi Black in "One Touch of Venus (Ovations!  at the Auditorium Theatre).  Regionally, he has appeared as Seymour Krelborn in "Little Shop of Horrors" at Madison Repertory Theatre and Robert Benchley in the world premiere of "At Wit's End" at Florida Stage.  He resides in Chicago with his wife, Ali Wayer, and their cats, Clark & Olive.

Hollywood Chamber Orchestra: The Hollywood Chamber Orchestra (HCO) is an American orchestra based in Los Angeles, California, and founded in 2015 by musicians Noah Gladstone and Mark Robertson, who are also co-music directors.  Its first public performance was on August 8, 2015, at the Colburn School's Zipper Hall.  The program consisted of all horn concertos and was presented by the 2015 International Horn Society.  Included on the program was the world premiere of Brad Warnaar's horn concerto, conducted by the composer and performed by Andrew Bain, the principal horn player of the Los Angeles Philharmonic.  Their first public ticketed concert occurred on December 11, 2015, at the Montalban Theater in Hollywood, featuring Vivaldi's Four Seasons, performed by Los Angeles Philharmonic concertmaster Martin Chalifour.  Other soloists appearing over the last 12 months have included violinist Sarah Chang, pianist Molly Morkoski, clarinetist Eddie Daniels, and singers Cindy O'Connor, Tyler Duncan, Eleni Matos, Garth Neustadter, Franchesca Retford, and Holly Sedillos.  Subsequent concerts have included Star Trek:The Ultimate Voyage Tour at the Pantages Theatre, conducted by Justin Freer; and the world premiere of the concert version of the documentary film Blackfish at the Montalban Theater, conducted by composer Jeff Beal.  On July 24, 2016, the HCO commissioned and premiered seven new works by composers Michael Barry, Chad Cannon, Andy Forsberg, John Kaefer, Brian Langsbard, Susie Benchasil Seiter, and Andrew Morgan Smith.

Greg Watanabe: Greg Watanabe (November 8, 1967) is an American actor who played Isaac on the MyNetworkTV serial "Watch Over Me".  He appears in the independent films, Philip Kan Gotanda's "Life Tastes Good", "Only the Brave" and "Americanese".  He is a founding member of the Asian American sketch comedy troupe, 18 Mighty Mountain Warriors.  Watanabe received a 2009 Los Angeles Drama Critics Circle Award nomination for Featured Performance in "The Happy Ones" at South Coast Repertory.  In 2010 he appeared in the world premiere of Ken Narasaki's "No-No Boy".  In October 2015, Watanabe made his Broadway debut in "Allegiance: A New American Musical" at the Longacre Theatre in New York City with co-stars George Takei, Lea Salonga, Michael K. Lee and Telly Leung.

Southside with You: Southside with You is a 2016 American biographical romantic drama film written and directed by Richard Tanne, in his feature film directorial debut.  The film stars Parker Sawyers and Tika Sumpter as a young Barack Obama and Michelle Robinson, respectively, and focuses on the couple's first date on an evening in 1989.

Supporting paragraphs: Parker Sawyers Don't Hang Up (film)
Answer: the Los Angeles Film Festival