Question: Who participated in the match featuring Jeff Smith as an undercard?
Context: The Thrilla in Manila was the third and final boxing match between Muhammad Ali and Joe Frazier.  It was contested in 1975 for the heavyweight championship of the world at the Philippine Coliseum in Cubao, Quezon City, Philippines, on Wednesday, October 1.  The venue was renamed from Araneta Coliseum, specifically for the match.  Ali won by technical knockout (TKO) after Frazier's chief second, Eddie Futch, conceded the fight prior to the 15th round.  The contest's name is derived from the frequent rhyming boast made by Ali that the fight would be a "killa and a thrilla and a chilla, when I get that gorilla in Manila." The Cartoonist: Jeff Smith, Bone and the Changing Face of Comics is a 2009 documentary about the life and art of Jeff Smith, the creator of the "Bone" comic series and described as one of America's greatest living cartoonists.  The feature-length film is by American director Ken Mills and was produced by Mills James Productions. Jeff Smith is an American martial arts instructor, best known as the former seven-time PKA World Light Heavy Weight Karate Champion.  One of his title defense matches was on the undercard for the Ali vs. Frazier "Thrilla in Manila." Infierno en el Ring 2009 (Spanish for "Inferno in the Ring") was a professional wrestling major show event produced by Consejo Mundial de Lucha Libre (CMLL) that took place on July 31, 2009 in Arena Mexico, Mexico City, Mexico.  The show consisted of five matches, the main event being the traditional CMLL "Infierno en el Ring" multi-man Steel Cage match where all the competitors risked their hair.  This year 15 man participated in the steel cage match, which was the highest number ever for a CMLL "Lucha de Apuestas" (bet match).  The match saw Naito pin Toscano to win the match; afterwards Toscano's hair was shaved off in the middle of the ring.  The undercard saw three Six-man tag team matches, which is the most common match format in Lucha Libre. Can Mr. Smith Get to Washington Anymore?  is a 2006 documentary film directed by Frank Popper, which follows Missouri politician Jeff Smith's 2004 Democratic primary election campaign to the United States House of Representatives after the retirement of Dick Gephardt from his seat.  The film follows Smith as he challenges Russ Carnahan, a member of the Carnahan political family and the frontrunner of a crowded Democratic primary, to capture the Democratic nomination for the seat.  The movie's title references Frank Capra's "Mr. Smith Goes to Washington", a film in which a naive but well-meaning man (named "Jefferson Smith") becomes a Senator and fights the cynical nature of Washington. The "Rey de Reyes" 2008 (Spanish for "King of Kings") was the 12th annual "Rey de Reyes" professional wrestling tournament and show, produced by the Mexican wrestling promotion Asistencia Asesoría y Administración (AAA).  The event took place on March 18, 2007 in the "Plaza de Toros Lorenzo Garza" arena in Monterrey, Nuevo León, Mexico.  The main focus of the 2008 "Rey de Reyes" show was the twelfth annual Rey de Reyes tournament and a match between the top "technico" Cibernético and the top "rudo" El Mesias for the AAA Mega Championship which El Mesias held going into the event.  The undercard included four qualifying matches for the Rey de Reyes leading to the traditional four man elimination match that led to the crowning of that year's "Rey de Reyes".  The undercard also saw the continuing feud between Konnan’s "La Legión Extranjera" (Foreign Legion) and their altercations with wrestlers defending AAA.  For this event La Legión Extranjera brought in two American wrestlers, Sabu and Scott Steiner, to strengthen their side.  The other undercard storyline was that of "Los Psycho Circus" (a trio of Rudo wrestlers dressed up as clowns) competing with The Black Family. Triplemanía III-A was the first of three parts of the third "Triplemanía" wrestling show series promoted by Asistencia Asesoría y Administración (AAA).  1995 was second year to feature the ""Triplemanía" Series" of shows with 3, referred to as III-A, III-B and III-C.  The show took place on June 10, 1995 in Tijuana, Baja California, Mexico.  The Main event featured a 13-wrestler Steel Cage Elimination match, "Lucha de Apuestas" "Mask vs. Mask" match featuring the "Mini-Estrellas" division.  The participants included Ninjita, Espectrito I, Espectrito II, Jerrito Estrada, Fuercita Guerrera, Mascarita Sagrada, Mini Calo, Octagoncito, La Parkita, Payasito Rojo, Payasito Azul, Super Muñequito, and Torerito.  This marked the first and so far only time that the "Minis division" was featured in the main event of a "Triplemanía".  The show also featured the first of three "Lucha de Apuestas", mask vs. mask match series for the "Triplemanía III" shows as the culmination of a storyline feud between the "tecnico" team (faces, those that portray the good guys) of Super Caló and Winners against the "Rudo" (heels, those that portray the bad guys) team known as "Los Diabolicos" ("The Diabolical Ones"; Ángel Mortal and Marabunta).  Six of the eight matches were later shown on AAA's weekly Televisa show. Jerome "Jeff Smith" Jefferds (April 23, 1891 – February 3, 1962) was an American professional boxer who held the Australian version of the World Middleweight Title during his career.  Despite his relative anonymity, Smith faced off against some the best fighters of his era, including Harry Greb, Gene Tunney, Mike Gibbons, Georges Carpentier, Les Darcy and Tommy Loughran.  Statistical boxing website BoxRec lists Smith as the 17th greatest middleweight ever, while Ring Magazine founder Nat Fleischer ranked Smith as the #10 Middleweight of all-time.  He was inducted into the Ring Magazine Hall of Fame in 1969 and the International Boxing Hall of Fame in 2013. King of the Ring (1999) was the seventh annual King of the Ring professional wrestling pay-per-view event produced by the World Wrestling Federation (WWF).  It was presented by Super Soaker and took place on June 27, 1999, at the Greensboro Coliseum in Greensboro, North Carolina.  The main show included ten matches in total with several matches preceding the Pay Per View (PPV) portion of the show, broadcast on live television as part of the WWF's Sunday Night Heat show.  The main event was a Ladder match featuring Shane McMahon and Vince McMahon defeating Stone Cold Steve Austin for the control of the WWF.  The other main match was a WWF Championship match where The Undertaker defeated The Rock to retain the title.  Additional featured matches on the undercard included the KOTR tournament final between Billy Gunn and X-Pac, which Billy Gunn won to win the overall tournament and a Tag team match between The Hardy Boyz (Matt and Jeff) defeating The Brood (Edge and Christian). The CMLL 76th Anniversary Show was a professional wrestling major show event produced by Consejo Mundial de Lucha Libre (CMLL) that took place on September 18, 2009 in Arena Mexico, Mexico City, Mexico.  The show featured six matches, with the main event being a "Lucha de Apuestas", mask vs. hair match between Místico and Negro Casas.  The second featured event is an eight-man, or "Atómicos" match featuring a team of Mexicans facing a team of Japanese wrestlers.  Team Mexico consists of Último Guerrero, Atlantis, Black Warrior and Héctor Garza.  Shocker was originally scheduled to be part of the team but in the days leading up to the event he was quietly replaced with Atlantis without announcing why.  Team Japan consisted of Jushin Thunder Liger, who had travelled to Mexico for the match, No Limit (Yujiro and Naito), who had been in Mexico for several months to gain experience and finally CMLL regular Okumura.  The event also featured three regular Six-man tag team matches, a six-man Mini-Estrella match and a women's tag team match.  The show celebrates the anniversary of the founding of CMLL, originally known as Empresa Mexicana de Lucha Libre.  This year is the 76th anniversary of CMLL, the oldest professional wrestling promotion.  in the world.  The anniversary show is CMLL's biggest show of the year, their Super Bowl event.
Answer: Muhammad Ali and Joe Frazier