Question: how is Two Pints of Lager and a Packet of Crisps and Will Mellor related?

full_context: Document 1: Steve Halliwell: Stephen Harold Halliwell (born 21 March 1954) is an English actor best known for his part in ITV's "Emmerdale" as smallholder Zak Dingle, which he has played since 1994. Together with "Emmerdale" co-stars Billy Hartman and Alun Lewis he was a member of UK 1990s country rock trio The Woolpackers who had a UK hit single Hillbilly Rock Hillbilly Roll in November 1996. In 2003 Haliwell took a short break from Emmerdale for personal reasons.
Document 2: List of Two Pints of Lager and a Packet of Crisps episodes: List of Two Pints of Lager and a Packet of Crisps episodes
Document 3: The Two of Us (1986 TV series): The Two of Us is an ITV comedy series starring Nicholas Lyndhurst and Janet Dibley as Ashley and Elaine, an unmarried couple living together, at a time when this was becoming increasingly common in Britain, but still considered slightly controversial in some circles. It was produced by London Weekend Television.
Document 4: Simon Williams (actor): Simon Williams (born 16 June 1946), is an English actor known for playing James Bellamy in the period drama "Upstairs, Downstairs". Frequently playing upper middle class or aristocratic upper class roles, he is also known for playing Dr. Charles Cartwright in the sitcom "Don't Wait Up" and Sir Charles Merrick in medical drama "Holby City". Since 2014, he has played the character of Justin Elliott in the long-running BBC Radio 4 series "The Archers".
Document 5: Steven Hartley: Steven Hartley (born 12 August 1960, in Shipley) is an English actor known internationally for his television, film and theatre roles. He has appeared in over 40 principle and leading roles on television and film since 1985, including "EastEnders", "The Bill", "The Young Indiana Jones Chronicles", "Rumble", "Strictly Confidential", "Badboys", "Trial & Retribution", "Sharman", "Holby City", "Casualty", "Doctors", "Pie in the Sky", "The Cut", "Agatha Christie's Marple", "Merlin", "Married... with Children", "The Borgias", "Vera" alongside Brenda Blethyn, "Ripper Street", and the acclaimed BBC series "Happy Valley" and "Silent Witness" in 2015.
Document 6: William Beck (actor): William Beck is a Welsh-born actor, best known for his appearances on television in the United Kingdom as Royston White on BBC One drama series "Robin Hood", and Dylan Keogh on BBC One drama series "Casualty". He has also appeared in popular feature films such as "Snatch", directed by Guy Ritchie.
Document 7: Will Mellor: William "Will" Mellor (born 3 April 1976) is an English actor, singer, and model. He is best known for his television roles, including Jambo Bolton in "Hollyoaks", Jack Vincent in "Casualty", Gaz Wilkinson in "Two Pints of Lager and a Packet of Crisps", DC Spike Tanner in "No Offence", Steve Connolly in "Broadchurch", Georgie in "Barking!", and Ollie Curry in "White Van Man".
Document 8: List of Two Pints of Lager and a Packet of Crisps characters: List of Two Pints of Lager and a Packet of Crisps characters
Document 9: Two Pints of Lager and a Packet of Crisps: Two Pints of Lager and a Packet of Crisps is a British sitcom that ran from 26 February 2001 to 24 May 2011. First broadcast on BBC Two, it starred Ralf Little, Will Mellor, Natalie Casey, Sheridan Smith, Kathryn Drysdale, and Luke Gell. Created and written by Susan Nickson, it was set in the northwest England town of Runcorn, and originally revolved around the lives of five twenty-somethings. Little departed after the sixth series finished airing, with Smith and Drysdale leaving following the airing of the eighth series. The ninth and final series had major changes with new main cast members and new writers.
Document 10: Two Up, Two Down: Two Up, Two Down is a British sitcom starring Paul Nicholas and Su Pollard. It aired for one series in 1979 and marked the television comedy debut of Su Pollard, later to become well known as Peggy in "Hi-de-Hi!". It was written by Janey Preger.
Document 11: Last of the Summer Wine: Last of the Summer Wine is a British sitcom created and written by Roy Clarke that was originally broadcast on the BBC. It premiered as an episode of "Comedy Playhouse" on 4 January 1973, and the first series of episodes followed on 12 November 1973. From 1983 to 2010, Alan J. W. Bell produced and directed all episodes of the show. The BBC confirmed on 2 June 2010 that "Last of the Summer Wine" would no longer be produced and the 31st series would be its last. Subsequently, the final episode was broadcast on 29 August 2010. Tom Owen criticised the BBC for not permitting a special final episode. Roy Clarke, however, stated that he was fully aware this was the last series, and preferred the show to have a quiet ending. The final line was said by Peter Sallis, the longest serving actor. Since its original release, all 295 episodes comprising, thirty-one series—including the pilot and all Specials—have been released on DVD. Repeats of the show are broadcast in the UK on Gold, Yesterday, and Drama. It is also seen in more than twenty-five countries, including various PBS stations in the United States and on VisionTV in Canada. "Last of the Summer Wine" is the longest-running comedy programme in Britain and the longest-running sitcom in the world.
Document 12: Luke Gell: Luke Martin Gell (born 20 January 1987 in Nottingham) is an English actor. He was educated at The Kings School in Nottingham and trained at Central Independent Television's Television Workshop. He has been described as a "young Peter Kay" and is most well known for the role of Tim in the BBC Three sitcom, "Two Pints of Lager and a Packet of Crisps" from 2008 to the show's end in 2011.
Document 13: Ralf Little: Ralf Alastair John Little (born 8 February 1980) is an English actor, writer and semi-professional footballer, working mainly in television comedy. He has played Antony Royle in "The Royle Family" and Jonny Keogh in the first six series of "Two Pints of Lager and a Packet of Crisps".
Document 14: Bradley Walsh: Bradley John Walsh (born 4 June 1960) is an English actor, comedian, singer, television presenter and former professional footballer, best known for his roles as Danny Baldwin in "Coronation Street" and the lead role of in "", as well as hosting ITV game shows "The Chase" and "Cash Trapped".
Document 15: Susan Nickson: Susan Nickson is an English screenwriter, television producer, and script editor. She is the creator and writer of BBC sitcoms "Two Pints of Lager and a Packet of Crisps" (2001–2011) and "Grownups" (2006–2009).
ground_truth: England