Question: What actor is starring in Warriors of Future and is also the ambassador of Hong Kong International Film Festival from 2014-2017?
Context: The Grandmaster is a 2013 Hong Kong-Chinese martial arts drama film based on the life story of the Wing Chun grandmaster Ip Man.  The film was directed and written by Wong Kar-wai and stars Tony Leung as Ip Man.  It was released on 8 January 2013 in China.  It was the opening film at the 63rd Berlin International Film Festival in February 2013.  The film was selected as part of the 2013 Hong Kong International Film Festival.  The Weinstein Company acquired the international distribution rights for the film.  The film was selected as the Hong Kong entry for the Best Foreign Language Film at the 86th Academy Awards, making the January shortlist, but did not get the nomination.  The film was nominated for Best Cinematography (Philippe Le Sourd) and Best Costume Design (William Chang Suk Ping) at the 86th Academy Awards. Trivisa is a 2016 Hong Kong action crime thriller film produced by Johnnie To and Yau Nai-hoi, featuring the directorial debuts of newcomers Frank Hui, Jevons Au and Vicky Wong.  The film is a fictionalized story about three real-life notorious Hong Kong mobsters, , Yip Kai Foon and Cheung Tze-keung, who are portrayed in the film by Gordon Lam, Richie Jen and Jordan Chan respectively.  The film had its world premiere at the 66th Berlin International Film Festival's Forum section.  The film also opened the 40th Hong Kong International Film Festival on 21 March 2016 and was theatrically released in Hong Kong on 7 April. Eye in the Sky () is a 2007 Hong Kong crime film starring Simon Yam, Tony Leung Ka-fai and Miss Hong Kong pageant winner Kate Tsui in her film debut.  Yam and Tsui play surveillance operatives on the trail of a gang of professional robbers led by Chan Chong-Shan (Leung).  The title is derived from the casino surveillance tech "eye in the sky".  It marks the directorial debut of Yau Nai-hoi, a long-time screenwriter for films directed by Johnnie To, who co-produced the film with his production company Milkyway Image.  "Eye in the Sky" premiered as an Official Selection at the 2007 Berlin International Film Festival, and as an Opening Film at the Hong Kong International Film Festival.  It was released in Hong Kong on 21 June 2007. The Hong Kong International Airport (“HKIA”), is connected to about 180 destinations, through over 1,000 daily flight by more than 100 airlines.  In order to meet future demand until 2030 and beyond, the Airport Authority Hong Kong (“AAHK”) proposed the expansion of HKIA into a three-runway system (“3RS”) to support the two currently operated runways, through the introduction of Master Plan 2030 (“MP 2030”) in 2011.  Facing a projected increase in air traffic, the Airport Authority Hong Kong promulgated the Hong Kong International Airport Master Plan 2030 on 2 June 2011.  Its main project aimed at expanding the current airport infrastructure to a Third-Runway System to maintain the position of the Hong Kong International Airport as a leading international and regional aviation hub. Fred Worden, filmmaker, has been involved in experimental cinema since the 1970s.  His work has been screened at The Museum of Modern Art, in the 2002 Whitney Biennial, The Centre Pompidou, in Paris, The Pacific Film Archive, The New York Film Festival, The London Film Festival, The Rotterdam International Film Festival, The Toronto Film Festival, and The Hong Kong International Film Festival.  He was an editor for Criss-Cross Art Communications from the '70s through the '80s and his writings have appeared in Cinematograph.  His work is included in the Stan Brakhage Collection, the Austrian Museum, The Centre Pompidou and others.  Worden's work develops out of his interest in intermittent projection as the source of cinema's primordial powers: how a stream of still pictures passing through a projector at a speed meant to overwhelm the eyes might be harnessed to purposes other than representation or naturalism. Port of Call is a 2015 Hong Kong crime thriller film written, edited and directed by Philip Yung and starring Aaron Kwok, Elaine Jin and Patrick Tam.  The film is based on a real murder case where a dismembered corpse of a murdered 16-year-old female prostitute was found in Hong Kong in 2008.  "Port of Call" was the closing film at the 39th Hong Kong International Film Festival on 6 April 2015.  The film was theatrically released in Hong Kong on 3 December 2015.  It was selected as the Hong Kong entry for the Best Foreign Language Film at the 89th Academy Awards but it was not nominated. Littlerock is a 2010 film directed by Mike Ott.  It debuted at the 2010 San Francisco International Film Festival, and played at over 40 film festivals including AFI Fest, Viennale, Cairo International Film Festival, Warsaw International Film Festival, Reykjavik International Film Festival, Thessaloniki International Film Festival, and Hong Kong International Film Festival before its U.S. theatrical release on August 12, 2011. Founded in 1976, the Hong Kong International Film Festival (HKIFF, Chinese: 香港國際電影節) is Asia’s oldest international film festival and a pioneer in introducing Hong Kong, Chinese language and Asian cinema and filmmakers to the world. Louis Koo (Koo Tin-lok 古天樂; born 21 October 1970) is a Hong Kong film actor.  He began his professional career as an actor in local television series, winning TVB's Best Actor award in 1999 and 2001.  Then he focused on film career.  Now Koo is one of the stalwarts of the Hong Kong film industry.  Koo has been the ambassador of Hong Kong International Film Festival from 2014 to 2017.  Koo founded "One Cool Film Production Limited" in 2013.  As of 2017, One Cool Film has produced 14 films. Warriors of Future (), previously known as Virtus (), is an upcoming Hong Kong science fiction action film directed by visual effects artist Ng Yuen-fai in his directorial debut and starring Louis Koo, Sean Lau and Philip Keung.  Having been in development for three years, the film began production on 12 February 2017 and is set for release in 2019.
Answer: Louis Koo