Question: Which British writer played  a star acting role in the documentary, "People Like Us"?

Context paragraphs:
People Like Us (Aaron Tippin song): "People Like Us" is a song written by David Lee Murphy and Kim Tribble, and recorded by American country music artist Aaron Tippin.  It was released in January 2001 as the second single and title track from the album "People Like Us".  The song reached number 17 on the "Billboard" Hot Country Singles & Tracks chart.

People Like Us (The Mamas &amp; the Papas album): People Like Us is the fifth and final studio album released by The Mamas & the Papas, in November 1971 (three years after the group originally split).  This album came to be because the former members of the group were still under contract with Dunhill Records.  The group had originally been signed to the label when it was run by their original producer Lou Adler, but by 1971, Dunhill's distributor, ABC Records, had purchased the label and discovered the clause in the group's original contract.  According to their contract, the group had to produce one more album, or else be in breach of contract and subject to possible fines.  Although the album has some memorable songs, it is considered a disappointment by fans and critics.  Nevertheless, the album sold moderately well.  (#84 on the Billboard Pop Albums Chart.)  It was produced by John Phillips.  Michelle Phillips wrote later in the liner note of a Mamas & Papas CD compilation that the album "sounded like what it was, four people trying to avoid a lawsuit".

People Like Us (mockumentary): People Like Us is a British radio and TV comedy programme, a spoof on-location documentary (or mockumentary) written by John Morton, and starring Chris Langham as Roy Mallard, an inept interviewer.  Originally a radio show for BBC Radio 4 in three series from 1995 to 1997, it was made into a television series for BBC Two that was broadcast from September 1999 to June 2001.

Philip Kreiner: Philip Kreiner (born 1950 in Timmins, Ontario) is a Canadian writer, whose short story collection "People Like Us in a Place Like This" was a nominee for the Governor General's Award for English-language fiction at the 1983 Governor General's Awards.

People Like People Like People Like Us: People Like People Like People Like Us is the fifth studio album by the Swedish rock band Backyard Babies, released in 2006.  It was produced by Nicke Andersson from The Hellacopters.  Videos were made for the songs "The Mess Age (How Could I Be So Wrong)", "Dysfunctional Professional" and "Roads".

Chris Langham: Christopher Langham (born 14 April 1949) is an English writer, actor, and comedian.

John Morton (writer): John Morton is a British writer and director for television and radio, perhaps best known as the creator of "People Like Us", which starred Chris Langham as the hapless documentary maker Roy Mallard.  He is also the creator and writer of several other comedies for the BBC including "The Sunday Format", "Broken News", "W1A" and "Twenty Twelve".

People like Us (Kelly Clarkson song): "People like Us" is a song by American singer Kelly Clarkson, from her first greatest hits album, "Greatest Hits – Chapter One" (2012).  One of the three songs recorded for the compilation, it was released as its third and final single through RCA Records on April 8, 2013.  Written by Meghan Kabir, James Michael, Blair Daly, and produced by Greg Kurstin, "People like Us" is an uptempo pop song, with its lyrical content primarily dealing with themes of empowerment, acceptance, and assurance for the eccentrics, who were being dedicated to as "people like us".

People Like Us (TV series): People Like Us is a British reality documentary series broadcast on BBC Three.  The programme tries to reflect the true lives of some of the residents of council estates in England, which according to the programme have continually ranked as the most deprived in the UK.The show has been criticised by Manchester residents, as well as the wider UK for showing a very stereotypical view of council estate residents.  The series mainly featured the areas of Harpurhey, Moston and Collyhurst.  As a result of how the series depicted the areas, 'I love Harpurhey' banners were displayed by local residents to try and dispel the blanket mistruths of the broadcasters Each episode lasts 60 minutes.  The narrator of the programme is Natalie Casey.

Amy Robbins: Amy Louise Robbins (born 18 February 1971) is an English stage, film and TV actress best known for her role as Dr. Jill Weatherill in the British television series "The Royal".  Prior to her role in "The Royal" she played Police Sergeant Rachel James in the BBC One hospital drama "Casualty" for one series.  Robbins has appeared in many TV series including "Where the Heart Is", "Happiness", "My Hero", "Heartbeat", "Dalziel and Pascoe", "The Slammer", "Doctors", "People Like Us", "Holby City" and "Hollyoaks".

Supporting paragraphs: John Morton (writer) Chris Langham
Answer: Chris Langham