Question: Which mixed martial artist and current UFC Middleweight Champion stars in the film My Name Is Lenny?

full_context: Document 1: Lenny Young: Lenny Young (born December 15, 1963) is an American film producer. Young collaborated for many years with film producer Jake Eberts where he produced "The Education of Little Tree", "Grey Owl", "Chicken Run" and "Snow in August".
Document 2: Lenny B. Robinson: Lenny's mission was "to entertain ill and terminally ill children by appearing to them as Batman and teaching them that just as Batman fights battles, no matter how hard or long their health battles may be, with strength of will and determination, there is always hope!" Lenny visited sick children in hospitals, handing out Batman paraphernalia to them, and was sure to sign every book, hat, T-shirt, and backpack he handed out ""Batman"". Some of the hospitals he visited included the Children's National Medical Center, Sinai Hospital, and Georgetown University Hospital. In 2016, Laurie Strongin and her non-profit, Hope For Henry Foundation, started the LENNY "BATMAN" ROBINSON HOPE FOR HENRY PROGRAM at Sinai Hospital in Baltimore.
Document 3: Lenny Jacobson: Lenny Jacobson (born June 11, 1974) is an American television and feature film actor. He is best known for playing Ben Dolph on the Comedy Central series "Big Time in Hollywood, FL."
Document 4: Ian Holm: Sir Ian Holm CBE (born 12 September 1931) is an English actor known for his stage work and many film roles. He received the 1967 Tony Award for Best Featured Actor for his performance as Lenny in "The Homecoming" and the 1998 Laurence Olivier Award for Best Actor for his performance in the title role of "King Lear". He won the 1981 BAFTA Award for Best Actor in a Supporting Role for his role as athletics trainer Sam Mussabini in "Chariots of Fire", for which he was also nominated for an Academy Award.
Document 5: My Name Is Lenny: My Name Is Lenny is a British sports drama film directed by Ron Scalpello, and written by Martin Askew and Paul Van Carter. The film stars Josh Helman, Chanel Cresswell, Michael Bisping and John Hurt in his penultimate film role.
Document 6: Michael Chiesa: Michael Keith Chiesa ( ; born December 7, 1987) is an American mixed martial artist. A professional MMA competitor since 2008, Chiesa was the winner of FX's inaugural . He currently fights for the UFC in the lightweight division where he is the #9 contender in official UFC rankings.
Document 7: Wolfslair MMA Academy: The Wolfslair MMA Academy is a fight team and training camp for mixed martial artists and kickboxers, headquartered in Widnes, England. The school was founded by Liverpool MMA fans Anthony McGann and Lee Gwynn. The academy earned publicity from their signing of former UFC light heavyweight champion Quinton Jackson, former UFC heavyweight Cheick Kongo, and current UFC middleweight champion Michael Bisping to training and managerial contracts. With these signings, Wolfslair became noted as one of the most prominent training stables in the UK's MMA scene.
Document 8: UFC Fight Night: Silva vs. Bisping: UFC Fight Night: Silva vs. Bisping (also known as UFC Fight Night 84) was a mixed martial arts event held on 27 February 2016 at The O Arena in London, England.
Document 9: Vitor Belfort: Vitor Vieira Belfort (] ; born April 1, 1977) is a Brazilian mixed martial artist currently competing in the Middleweight division of the Ultimate Fighting Championship. He is the former UFC Light Heavyweight Champion, UFC 12 Heavyweight Tournament Champion, and the Cage Rage World Light Heavyweight Champion. As of June 16, 2017, he is the #11 contender in official UFC Middleweight rankings.
Document 10: Lenny Blue: Lenny Blue is a British television crime drama series first broadcast on ITV between 1 October 2000 and 2 July 2002, under the title of Tough Love. Two series were broadcast, each starring Ray Winstone as protagonist DC Lenny Milton, an officer tasked by the IPCC to go undercover to investigate claims of corruption against his boss, Mike Love (Adrian Dunbar). The series also follows his dogged pursuit of drug dealer Barry Hindes (David Hayman). The first series was released on VHS only on 1 July 2002, having never been released on DVD. The second series was released on DVD on 15 October 2008.
Document 11: Lenin of the Rovers: Lenin of the Rovers was a BBC Radio 4 comedy series from 1988 written by Marcus Berkmann, produced by Harry Thompson and starring comedian Alexei Sayle as Ricky Lenin, Russian captain of Felchester Rovers - Britain's only communist football team. Other regular players in the team were Stevie Stalin (Andrew McClean) and Terry Trotsky (played by Keith Allen in series 1 and by Phil Cornwell in series 2). The team was managed by Ray Royce and Colonel Brace-Cartwright (played by veteran actor Ballard Berkeley for Series 1 episodes 1 and 2. Berkeley died during recordings for the series and the part was then played by Donald Hewlett thereafter) who were frequently interviewed by Frank Lee Brian (played by real-life football commentator Kenneth Wolstenholme). John Sessions and Jim Broadbent made character appearances in Series 2. The title is a parody of the long-running football-themed comic strip, "Roy of the Rovers".
Document 12: Michael Bisping: Michael Bisping ( , ; born 28 February 1979) is an English mixed martial artist and actor. He fights in the Ultimate Fighting Championship (UFC), and is the current UFC Middleweight Champion. He is a former Cage Rage Light Heavyweight Champion, and "The Ultimate Fighter 3" Light Heavyweight Tournament winner. At UFC 78, he became the first English fighter in a UFC main event and at UFC 199, he became the first English fighter to win a UFC championship.
Document 13: Conor McGregor: Conor Anthony McGregor (Irish: "Conchúr Antóin Mac Gréagóir" ; born 14 July 1988) is an Irish professional mixed martial artist and professional boxer who is currently signed to the Ultimate Fighting Championship (UFC). He is the reigning UFC Lightweight Champion, and former UFC Featherweight Champion. During his mixed martial arts (MMA) career, McGregor has competed as a featherweight, lightweight, and welterweight. As of 2017, McGregor is ranked 2nd on UFC's pound for pound rankings.
Document 14: Michael Chandler: Michael Chandler Jr. (born April 24, 1986) is an American mixed martial artist fighting in the lightweight division. He is currently under contract with Bellator MMA where he is a former two-time Bellator Lightweight Champion. He was also the winner of the . Chandler is currently ranked as the #7 Lightweight in the world accrording to FightMatrix.com and is regarded as one of the top 20 greatest Lightweight fighters of all time. He was the 2011 Breakthrough Fighter of the Year. He holds notable victories over UFC Lightweight Champions Benson Henderson and Eddie Alvarez.
Document 15: Luke Rockhold: Luke Skyler Rockhold (born October 17, 1984) is an American mixed martial artist competing in the UFC, where he is the former UFC Middleweight Champion. He won the title on December 12, 2015 by defeating prior champion, the undefeated Chris Weidman via 4th round TKO. He lost his belt in his first title defense against Michael Bisping, who stepped in after Weidman pulled out of their scheduled rematch. A two-time world champion, Rockhold also won the Strikeforce Middleweight Championship by defeating Ronaldo Souza on September 10, 2011 via unanimous decision. Rockhold defended the title twice and was the last man to hold the belt, before Strikeforce was officially taken over by the UFC. He is currently ranked the #2 middleweight and #12 official pound-for-pound fighter by the UFC and other publications like Fight Matrix and Sherdog. Luke is also an avid surfer and skateboarder.
ground_truth: Michael Bisping