Question: Raging Bull is a 1980 American biographical black-and-white sports drama film directed by Martin Scorsese, also featured in the film are Joe Pesci as Giuseppe "Joey" LaMotta, was the younger brother and one time manager of former world middleweight boxing champion, who?
Context: Raging Bull is a 1980 American biographical black-and-white sports drama film directed by Martin Scorsese, produced by Robert Chartoff and Irwin Winkler and adapted by Paul Schrader and Mardik Martin from Jake LaMotta's memoir "".  It stars Robert De Niro as Jake LaMotta, an Italian American middleweight boxer whose self-destructive and obsessive rage, sexual jealousy, and animalistic appetite destroyed his relationship with his wife and family.  Also featured in the film are Joe Pesci as Joey, LaMotta's well-intentioned brother and manager who tries to help Jake battle his inner demons, and Cathy Moriarty as his wife.  The film features supporting roles from Nicholas Colasanto, Theresa Saldana, and Frank Vincent. Theresa Saldana (August 20, 1954 – June 6, 2016) was an American actress and author.  She is known for her role as Rachel Scali, the wife of Police Commissioner Tony Scali, in the 1990s television series "The Commish", for which she received a Golden Globe nomination for Best Performance by an Actress in a Supporting Role, in 1994.  Major film roles include the part of 'Lenore La Motta', the wife of Joe Pesci's character, in the 1980 feature film "Raging Bull" and Robert Zemeckis's Beatlemania ensemble "I Wanna Hold Your Hand".  She was also known for raising public awareness of the crime of stalking, after surviving a murder attempt by an obsessed fan in 1982. Giacobbe "Jake" LaMotta (July 10, 1922 – September 19, 2017) was an American professional boxer, former World Middleweight Champion, and stand-up comedian.  Nicknamed "The Raging Bull", LaMotta was a rough fighter who was not a particularly big puncher, but he would subject his opponents to vicious beatings in the ring.  With use of constant stalking, brawling and inside fighting, he developed the reputation for being a 'bully', he was what is often referred to today as a swarmer and a slugger. Henry Pylkowski, known in his boxing career as Babe Risko, and Eddie Risko, (July 14, 1911 – March 8, 1957) was a Polish-American boxer who became Middleweight boxing champion of the world in portions of 1935–36.  While boxing in his early career with the US Navy, he was known as Sailor Puleski.  He was managed by Gabe Genovese of Syracuse, New York.  After winning the World Middleweight Title, his professional career declined rapidly, perhaps because of his lengthy amateur career with the Navy. Paul Joseph Schrader (born July 22, 1946) is an American screenwriter, film director, and film critic.  Schrader wrote or co-wrote screenplays for four Martin Scorsese films: "Taxi Driver" (1976), "Raging Bull" (1980), "The Last Temptation of Christ" (1988), and "Bringing Out the Dead" (1999).  Schrader has also directed 18 feature films, including his directing debut crime drama, "Blue Collar" (co-written with his brother, Leonard Schrader), the crime drama "Hardcore" (a loosely autobiographical film also written by Schrader), his 1982 remake of the horror classic "Cat People", the crime drama "American Gigolo" (1980), the biographical drama "" (1985), the cult film "Light Sleeper" (1992), the drama "Affliction" (1997), the biographical film "Auto Focus" (2002), and the erotic dramatic thriller "The Canyons" (2013). Giuseppe "Joey" LaMotta (April 27, 1925 –) was the younger brother and one time manager of former world middleweight boxing champion, Jake LaMotta.  LaMotta was portrayed by Joe Pesci in "Raging Bull", the 1980 film that portrayed his brother's turbulent life and career.  LaMotta also boxed for a short time in 1945 and 1946.  His record was 32 wins (22 KOs), 5 losses (1 KO), and 2 draws this was Joseph Frank Pesci ( ; born February 9, 1943) is an American actor, singer, musician and comedian, known for playing tough, volatile characters, in a variety of genres.  He is best known for his role as Harry Lime in "Home Alone" and "" and for co-starring with Robert De Niro in the Martin Scorsese classics "Raging Bull" (1980), "Goodfellas" (1990), and "Casino" (1995). Thelma Colbert Schoonmaker (born January 3, 1940) is a French-born American film editor who has worked with director Martin Scorsese for over forty years.  She started working with Scorsese on his debut feature film "Who's That Knocking at My Door" (1967), and edited all of Scorsese's films since "Raging Bull" (1980).  Schoonmaker has received seven Academy Award nominations for Best Film Editing, and has won three times—for "Raging Bull" (1980), "The Aviator" (2004), and "The Departed" (2006). Raging Bull: My Story is a 1970 memoir by middleweight boxer Jake LaMotta.  In 1980, the book was adapted into the well known film "Raging Bull", by Martin Scorsese.  The book is an autobiography about Jake LaMotta's life as a young teenage criminal, his reformation in prison, his boxing years and his struggle with the mafia who kept the title out of reach, and his jealous obsession with his wife Vickie.  The book details his life very thoroughly from childhood till the end of his fame. The Irishman is an upcoming American biographical crime film directed by Martin Scorsese and written by Steven Zaillian, based on the book "I Heard You Paint Houses: Frank ‘The Irishman’ Sheeran and the Inside Story of the Mafia, the Teamsters, and the Final Ride by Jimmy Hoffa" by Charles Brandt.  The film stars Robert De Niro, Al Pacino, Joe Pesci, Bobby Cannavale, Harvey Keitel, and Ray Romano.  The film is tentatively set for release in 2019 by Netflix.
Answer: Jake LaMotta