Question: Who was the producer of 1988 British-American high fantasy film 'Willow' which included the actor, impressionist and comedian Kevin Pollak in his first major film role?

Context paragraphs:
Kevin Pollak: Kevin Elliot Pollak (born October 30, 1957) is an American actor, impressionist, and comedian.  He started performing stand-up comedy at the age of 10 and touring professionally at the age of 20.  In 1988, he landed a role in "Willow", his first major role in a film.  Pollak is an avid poker player, hosting weekly home games with some of Hollywood's A-list celebrities.  He finished 134th out of 6,598 entrants in the 2012 World Series of Poker, his winnings totaling to $52,718.

Mischa Barton: Mischa Anne Barton (born 24 January 1986) is a British-American film, television, and stage actress, and occasional fashion model.  She began her acting career on the stage, appearing in Tony Kushner's "Slavs! " and took the lead in James Lapine's "Twelve Dreams" at New York City's Lincoln Center.  She made her screen debut with a guest appearance on the American soap opera "All My Children" (1996).  She then voiced a character on the Nickelodeon cartoon series "KaBlam! " (1996–97).  Her first major film role was as the protagonist of "Lawn Dogs" (1997), an acclaimed drama co-starring Sam Rockwell.  She continued acting, appearing in major box office pictures such as the romantic comedy, "Notting Hill" (1999) and M. Night Shyamalan's psychological thriller, "The Sixth Sense" (1999).  She also starred in the critically acclaimed indie crime drama "Pups" (1999).

Columbus Circle (film): Columbus Circle is a 2012 American independent thriller film directed by George Gallo and co-written by Gallo and Kevin Pollak.  The film stars Selma Blair, Giovanni Ribisi, Beau Bridges, Amy Smart, Jason Lee, and Kevin Pollak.  The film was released directly to video in the United States on March 6, 2012.  Producer Christopher Mallick is accused of stealing millions of dollars from customers of his now defunct billing company "ePassporte" to fund the production of his films.

Willow (film): Willow is a 1988 British-American high fantasy film directed by Ron Howard, produced and with a story by George Lucas, and starring Warwick Davis, Val Kilmer, Joanne Whalley, Jean Marsh, and Billy Barty.  Davis plays the eponymous lead character and hero: a reluctant farmer who plays a critical role in protecting a special baby from a tyrannical queen who vows to destroy her and take over the world in a high fantasy setting.

Oliver Park: Oliver Park (born April 13, 1986) is an English actor.  His first major film role was Kai in 'Shank', and as a result of this performance, the production team behind the film, wrote parts especially for Oliver in their two follow-up productions – ‘Release’ and ‘Buffering’.  After shooting the feature film ‘Just Ate’ early in 2012, Oliver won the ‘Best Actor’ award for his performance in the short film ‘Wakey Wakey’ at the ITV West Film and Television Awards.

Tapas Relia: Tapas Relia (Gujarati: તપસ રેલિયા ; born August 11, 1978) is an Indian music composer and producer, known for his famous advertising campaigns for brands like Close-Up (toothpaste), Domino's Pizza, Amaron Batteries, IPL and Mahabharat (2013 TV series).  In Mumbai since 1996, he has also scored music for Bollywood films, including India’s first major commercial animation film ‘Hanuman (2005 film)’ and the recently released film ‘Lakshmi (2014 film)’, a film on child trafficking by acclaimed director Nagesh Kukunoor.  Based in Mumbai, he works and operates from his own recording studio.

Jennifer Lopez filmography: American entertainer Jennifer Lopez has appeared in many motion pictures and television programs.  She is one of the highest paid actresses in Hollywood and is the highest paid actress of Latin descent, making up to US$15 million per film role.  She is also the richest actress in Hollywood, with an estimated net worth of $320 million (as of 2014).  Lopez made her acting debut at age 16 with a small role in the 1986 film "My Little Girl".  From there, she received her first high-profile job in 1991 as a Fly Girl dancer on the television comedy program "In Living Color".  Following her departure from the show in 1993, Lopez made several guest appearances in the television series "South Central", appeared in the made-for-television movie "Lost in the Wild" (1993) and starred as Melinda Lopez in the television series "Second Chances" (1993) and its spin-off "Hotel Malibu" (1994).  "Second Chances" and "Hotel Malibu" ran for only a brief period, receiving negative reviews.  Lopez's first major film role came in the 1995 motion picture "Money Train", alongside Wesley Snipes and Woody Harrelson.  The film faced negative reviews and is considered to be a box office bomb.  Her next two film roles in "Jack" (1996) and "Blood and Wine" (1997) were received similarly; however, critics were divided by the latter.  Lopez received her first leading role in the Selena biopic of the same name in 1997.  The film was a commercial and critical success and is often cited by critics as her breakout role.  Later that year, Lopez starred as Terri Flores in the film "Anaconda", which garnered negative reviews by critics despite being a box office success.  In 1998, Lopez starred alongside George Clooney in the crime film "Out of Sight" (1998).  The film met with positive reviews and was a box office success.  In the same year, she also lent her voice to the animated film "Antz".

Kevin Pollak's Chat Show: Kevin Pollak's Chat Show is a weekly interview program hosted by comedian and impressionist Kevin Pollak and streamed over the web on YouTube.  The show airs live most Sundays from the M.I. Westside Comedy Theater in Santa Monica, California.  Episodes are then archived on YouTube, as well as on iTunes and Earwolf.  The show premiered on March 22, 2009, with guests LeVar Burton and Samm Levine.

Max Rose: Max Rose is a 2016 American drama film starring Jerry Lewis and written and directed by Daniel Noah.  The film also stars Kevin Pollak, Kerry Bishe, Dean Stockwell and Claire Bloom.  It is Lewis' first starring film role since 1995's "Funny Bones", as well as his final starring role.  Oscar winners Michel Legrand with Alan and Marilyn Bergman created an original song for the feature.  The film was produced by Lightstream Entertainment's Garrett Kelleher and Blackbird’s Lawrence Inglee, along with Rush River’s Bill Walton.

Comedy Film Nerds: Comedy Film Nerds is a weekly podcast hosted by stand-up comedians, authors, and filmmakers Chris Mancini and Graham Elwood.  It is part of the All Things Comedy podcast network.  The podcast is devoted to the newest movie releases, classic film, major features, independent film and all things movie-related.  Each week Mancini and Elwood welcome a guest to talk anything and everything comedy film nerd related.  Guests have included actor/comedian/author Kevin Pollak, SNL alum Janeane Garofalo, comedian Chris Hardwick, WTF host Marc Maron and best-selling author Stefanie Wilder-Taylor.  They offer insight and stories with people in the entertainment industry.

Supporting paragraphs: Kevin Pollak Willow (film)
Answer: George Lucas