Question: What role did a star in the 1982 movie Fighting Back play in "The Cosby Show?"

full_context: Document 1: Earl Boen: Earl Boen ( ; born November 7, 1945) is an American actor and voice actor. He has starred in films, television series, animated series, radio programs and video games.
Document 2: Krodham: Krodham (English: "Fury") is 1982 Tamil Crime-thriller film directed by A. Jagannathan. The film screenplay and story were written by Prem Menon and dialogue written by K. Rangarajan respectively. Music by Sankar Ganesh assets to the film. The film starring Prem Menon lead with Rani Padmini, S. A. Ashokan played pivotal role. The film was heavily inspired from the American vigilante-action film "Death Wish" (1974), directed by Michael Winner and starring Charles Bronson. In 2000, Prem acted and directed the sequel this film "Krodham 2".
Document 3: First Blood: First Blood is a 1982 American action film directed by Ted Kotcheff. It was co-written by and starred Sylvester Stallone as John Rambo, a troubled and misunderstood Vietnam veteran who must rely on his combat and survival senses against the abusive law enforcement of a small town. It is based on David Morrell's 1972 novel of the same name and is the first installment of the "Rambo" series. Brian Dennehy and Richard Crenna also appear in supporting roles.
Document 4: Fighting Back (1982 American film): Fighting Back (UK title: Death Vengeance) is a 1982 action crime–drama film written by Thomas Hedley Jr & David Zelag Goodman and directed by Lewis Teague. The film stars Tom Skerritt, Patti LuPone, Michael Sarrazin, Yaphet Kotto, David Rasche, Lewis Van Bergen, Earle Hyman, and Ted Ross.
Document 5: Stuart Pankin: Stuart Pankin (born April 8, 1946) is an American comic actor who is best known for his comedy roles, he has frequently performed at St. Vincent Summer Theatre. On television, he has played anchor Bob Charles in "Not Necessarily the News", Earl Sinclair in "Dinosaurs" and Orthodox Jew Ben Heineman in "Curb Your Enthusiasm", as well as making many guest appearances in many television shows and lending his voice into various animated shows and film. Among his approximately three dozen films was "Hollywood Knights", and he starred in "" and its sequels, as Commander Plank. He also appeared in "Honey, We Shrunk Ourselves" and "Arachnophobia" and as Jimmy in "Fatal Attraction".
Document 6: Clancy Brown: Clarence J. "Clancy" Brown III (born January 5, 1959) is an American actor and voice actor known for his roles
Document 7: Fighting (2009 film): Fighting is a 2009 sports action drama film directed by Dito Montiel, with a screenplay by Robert Munic and Montiel, and starring Channing Tatum, Terrence Howard and Luis Guzmán. It was released on April 24, 2009 in the United States by Rogue Pictures.
Document 8: Robert Earl Jones: Robert Earl Jones (February 3, 1910 – September 7, 2006), sometimes credited as Earl Jones, was an American actor and prizefighter. One of the first prominent African-American film stars, Jones was a living link with the Harlem renaissance of the 1920s and 1930s, having worked with Langston Hughes early in his career. In New York in the 1930s Jones worked with young people on the Works Progress Administration, the largest New Deal agency, through which he met Langston Hughes, who cast him in his 1938 play, "Don't You Want to Be Free?" . Jones was best known for his leading roles in films such as "Lying Lips" (1939) and later in his career for supporting roles in films such as "The Sting" (1973), "Trading Places" (1983), "The Cotton Club" (1984) and "Witness" (1985). Jones was the father of actor James Earl Jones.
Document 9: Earl Pomerantz: Earl Pomerantz (born February 4, 1945 in Toronto, Ontario, Canada) is best known for his work as a television script writer. Pomerantz created the network television series "Major Dad", "Family Man" and "Best of the West", and wrote scripts for such shows as "The Mary Tyler Moore Show", "The Bob Newhart Show", "Taxi", "Cheers", "Newhart", "The Cosby Show", "Major Dad" and many other series. He has won two Primetime Emmy Awards, a Writers Guild of America Award, the Humanitas Prize and a CableACE Award.
Document 10: James Earl Jones: James Earl Jones (born January 17, 1931) is an American actor. His career has spanned more than 60 years, and he has been described as "one of America's most distinguished and versatile" actors and "one of the greatest actors in American history." Since his Broadway debut in 1957, Jones has won many awards, including a Tony Award and Golden Globe Award for his role in "The Great White Hope". Jones has won three Emmy Awards, including two in the same year in 1991, and he also earned an Academy Award nomination for Best Actor in a Leading Role in the film version of "The Great White Hope". He is also known for his voice roles as Darth Vader in the "Star Wars" film series and Mufasa in Disney's "The Lion King", as well as many other film, stage and television roles.
Document 11: Revenge (1990 film): Revenge is a 1990 romantic thriller film directed by Tony Scott and starring Kevin Costner, Anthony Quinn, Madeleine Stowe, Miguel Ferrer and Sally Kirkland. Some scenes were filmed in Mexico. The film is a production of New World Pictures and Rastar Films and was released by Columbia Pictures. "Revenge" also features one of John Leguizamo's earliest film roles. The film is based on a novella written by Jim Harrison and published in "Esquire" magazine in 1979. Harrison, who also wrote "Legends of the Fall", co-wrote the script.
Document 12: Earle Hyman: Earle Hyman (born October 11, 1926) is an American stage, television, and film actor. Hyman is known for his role on "ThunderCats" as the voice of Panthro and various other characters. He also appeared on "The Cosby Show" as Cliff's father, Russell Huxtable.
Document 13: Fighting Back (1982 Australian film): Fighting Back is a 1982 Australian film about troubled teenagers.
Document 14: Ernie Anderson: Ernest Earle "Ernie" Anderson (November 12, 1923 – February 6, 1997) was an American television and radio voice actor, horror host, comic actor, and disc jockey. He is best known for his portrayal of "Ghoulardi," the host of a late night horror movie presentation on Cleveland television in the early-mid 1960s, and for his longtime role as the main promotional voice of the American Broadcasting Company (ABC) network from the late 1970s until the mid-1990s. He was the father of film director Paul Thomas Anderson.
Document 15: Fighting Back (1948 film): Fighting Back is a 1948 American drama film directed by Malcolm St. Clair and written by John Stone. The film stars Paul Langton, Jean Rogers, Gary Gray, Joe Sawyer, Morris Ankrum and John Kellogg. The film was released on July 30, 1948, by 20th Century Fox.
ground_truth: Cliff's father, Russell Huxtable