Question: What is the name of the 1999 documentary that was narrated by the actor who portrayed Woody Boyd in Cheers?
Context: Uncommon Friends of the 20th Century is a 1999 documentary film on Florida businessman James D. Newton and the relationships he enjoyed with five key historic figures: Thomas A. Edison, Charles Lindbergh, Henry Ford, Harvey Firestone and Alexis Carrel.  The film, which was directed by first-time filmmaker John Biffar and narrated by Walter Cronkite, included interviews with Newton (who was 94 years old at the time of production), archival footage and dramatic re-enactments. The Honorable Mr. Woodrow Huckleberry Tiberius "Woody" Boyd is a character on the American television show "Cheers", portrayed by Woody Harrelson.  Woody came to Cheers at the beginning of the fourth season of "Cheers" in 1985 in the episode "Birth, Death, Love and Rice". Grass: History of Marijuana is a 1999 Canadian documentary film directed by Ron Mann, premiered in Toronto Film Festival, about the history of the United States government's war on marijuana in the 20th century.  The film was narrated by actor Woody Harrelson. Woodrow Tracy "Woody" Harrelson (born July 23, 1961) is an American actor, activist, and playwright.  He is a two-time Academy Award nominee and has won one Emmy Award out of seven nominations.  His breakout role came in 1985, joining the television sitcom "Cheers" as bartender Woody Boyd, for which he earned five Emmy Award nominations (one win).  Some notable film characters include basketball hustler Billy Hoyle in "White Men Can't Jump", one-handed bowler Roy Munson in "Kingpin", Haymitch Abernathy in "The Hunger Games" film series, Pepper Lewis in "The Cowboy Way", Tallahassee in "Zombieland", serial killer Mickey Knox in "Natural Born Killers", magazine publisher Larry Flynt in "The People vs. Larry Flynt", country singer Dusty in "A Prairie Home Companion", and magician/mentalist Merritt McKinney in "Now You See Me" and the Colonel in "War for the Planet of the Apes". The fourth season of "Cheers", an American television sitcom, originally aired on NBC in the United States between September 26, 1985, and May 15, 1986, as part of the network's Thursday lineup.  This season marks Woody Harrelson's television debut as Woody Boyd after Nicholas Colasanto, who portrayed Coach Ernie Pantusso, died during the previous season.  The show was created by director James Burrows and writers Glen and Les Charles, under production team Charles Burrows Charles Productions, in association with Paramount Television. Beyond the Mat is a 1999 documentary directed, written, produced and narrated by Barry W. Blaustein.  The film focuses on the lives of professional wrestlers outside of the ring, primarily Mick Foley, Terry Funk, and Jake Roberts, as well as some aspiring wrestlers.  It focuses on the World Wrestling Federation (WWF), Extreme Championship Wrestling (ECW) during its rise in popularity, and many other independent wrestlers and organizations.  The film was originally released in American theaters in March 2000 and later released on VHS and DVD. Return with Honor is a 1999 documentary film about American prisoners of war in the Vietnam War.  Among those profiled is Senator John McCain.  It is narrated by Tom Hanks. After Stonewall is a 1999 documentary film directed by John Scagliotti about the 30 years of gay rights activism since the 1969 Stonewall riots.  It is the sequel to the Scagliotti-produced 1984 film "Before Stonewall" and is narrated by musician Melissa Etheridge.  Participants include Dorothy Allison, Jewelle Gomez, Rita Mae Brown, Craig Lucas, Arnie Kantrowitz, Barbara Gittings, Barbara Smith, Larry Kramer and Barney Frank. The Disenchanted Forest is a 1999 documentary film that follows endangered orphan orangutans on the island of Borneo as they are rehabilitated and returned to their rainforest home.  It centres on the three main Borneo Orangutan Survival Foundation (BOS) projects - Wanariset, Nyaru Menteng and Mawas.  It is narrated by Brooke Shields. Jackie Swanson (born June 25, 1963) is an American actress.  She is best known for her role on the American sitcom "Cheers" as Kelly Gaines, the rich and simple love interest of Woody Boyd.
Answer: Grass: History of Marijuana