Question: Which BBC Radio sitcom stars Rita May, Christopher Douglas, and Philip Jackson? 

full_context: Document 1: Julian and Sandy: Julian and Sandy were characters on the BBC radio comedy programme "Round the Horne" from 1965 to 1968 and were played by Hugh Paddick and Kenneth Williams respectively, with scripts written by Barry Took and Marty Feldman. According to a BBC Radio 4 programme on the characters, they were named after the writers Sandy Wilson and Julian Slade.
Document 2: D C Jackson: Daniel Craig Jackson is a Scottish playwright, born in 1980. His first full-length play "The Wall" premiered at the Tron Theatre in Glasgow in 2008. It was produced by Borderline Theatre Company and was nominated for several awards including the Best New Play at the Critics' Awards for Theatre in Scotland and the Saltire Society Scottish First Book of the year. The sequel "The Ducky" was also produced by Borderline Theatre Company and toured in 2009. In 2010 he finished his "Stewarton Trilogy" with "The Chooky Brae". His play My Romantic History' (which starred Iain Robertson) won a Scotsman Fringe First at the 2010 Edinburgh Festival and sold out its run at the Bush Theatre London. He also took part in the Bush Theatre's 2011 project "Sixty Six Books" where he contributed a piece based upon a book of the King James Bible. In 2012 Jackson's play The Marriage of Figaro, an adaptation of the stage comedy by Beaumarchais and later opera by Wolfgang Amadeus Mozart was premiered at the Royal Lyceum Theatre, Edinburgh. In 2013 Jackson's play Threeway premiered at the Edinburgh Festival Fringe, Edinburgh. In 2014, another of Jackson's work Kill Johnny Glendenning received its premiere at the Lyceum before transferring to Glasgow's Citizens Theatre.
Document 3: In the Red (radio series): In the Red is the first in a sequence of four black comedy-crime drama series created for BBC Radio 4 by Mark Tavener featuring Michael Williams as BBC Reporter George Cragge and Barry Foster as Police Superintendent Frank Jefferson.
Document 4: Ed Reardon's Week: Ed Reardon's Week is a sitcom on BBC Radio 4 recorded semi-naturalistically in the style of a radio drama. It concerns the story of a curmudgeonly 50-something writer described in the show's publicity material as an "author, pipesmoker, consummate fare-dodger and master of the abusive email". The names of two central characters, Ed Reardon (played by Christopher Douglas) and Jaz Milvane (played by Philip Jackson), are references to the characters Edwin Reardon and Jasper Milvain, who appear in George Gissing's 1891 novel "New Grub Street", which is set in the hack-literary London of the late 19th century, although Edward was revealed to be his given name in the second episode of the third series and Milvain is referred to as Jaz Milvane.
Document 5: Corduroy Mansions: Corduroy Mansions is the first online novel by Alexander McCall Smith, author of the The No. 1 Ladies' Detective Agency series. In the first series, the author wrote a chapter a day, starting on 15 Sep 2008, the series running for 20 weeks and totalling 100 episodes. The daily chapters, read by Andrew Sachs were also available as an audio download.
Document 6: Mavis Wilton: Mavis Wilton (also Riley) is a fictional character from the British ITV soap opera, "Coronation Street", played by Thelma Barlow. A long-running series regular, Mavis appeared in the show for 26 years from 1971 to 1997. Introduced for a one-off cameo appearance, she proved popular with producers and viewers and subsequently became a regular.
Document 7: Sarah Lancashire filmography: Sarah Lancashire is an English actress whose career began in 1986. Lancashire's first acting roles were in local theatre, with small guest roles in television dramas and sitcoms. After coming to public attention with roles in popular programmes including "Coronation Street", (1991-1996, 2000) "Where the Heart Is" (1997–1999) and "Clocking Off" (2000), Lancashire signed a two-year golden handcuffs contract with the ITV network, appearing exclusively in ITV1 programming for the next two years. Lancashire has continued to work extensively across a variety of television drama genres, including guest appearances, regular roles in returning series and with featured roles in standalone miniseries' and television films. Her more prolific work includes the drama series' "Lark Rise to Candleford" (2008-2011), "Last Tango in Halifax" (2012-) and "Happy Valley" (2014, 2016-).
Document 8: In the Red (novel): In the Red is a 1989 PG Wodehouse Prize nominated black comedy-crime novel by Mark Tavener, featuring fictional BBC Reporter George Cragge and fiction Police Officer Frank Jefferson, investigating a series of murders of London bank managers, a small political party contesting a by-election, and a plan to overthrow the Director-General of the BBC.
Document 9: May Howlett: May Howlett (born 1931) is an Australian composer and actress. She earned a bachelor's degree in music in 1954, from Melbourne University. In 1955 she earned a Diploma of Education. In 1971 she was given her first commission, which was a commission for a cantata for the first concert of the Canberra New Music Society. She was then offered the first composition scholarship at the Canberra School of Music. In 1973 she toured with Young Opera for the Arts Council of New South Wales. Subsequently she appeared in an ABC TV opera production of Malcolm Williamson's "Violins of St. Jacques", and became involved in acting. For approximately the next twenty years she acted, appearing in six films, various television shows and series, and on the stage. She also took her original one-woman show to Carnegie Hall. In 1981 she toured with Barry Humphries as his associate pianist. In 1987 she began composing again, and also became a production coordinator and assistant director with the New South Wales Department of Education. In 1989, she created the State Drama Camp and the State Drama Festival. In 1996 she and Audley Green received an artist-in-residency to complete a work-in-progress for harpsichord, viola and cello. In 2006, she earned a master's degree in music from Macquarie University; her thesis was titled "The Production of a Contemporary Chamber Opera", and was accompanied by a revised score, with piano reduction and workshop recording, of her chamber opera, "The Boy Who Wasn't There."
Document 10: Michelle Keegan: Michelle Keegan (born 3 June 1987) is an English actress. Keegan is known for portraying Tina McIntyre in the ITV soap opera "Coronation Street" between 2008 and 2014. In 2015, Keegan played the role of Tracy in the BBC drama series "Ordinary Lies". In 2016 she began playing Corporal Georgie Lane in BBC hit drama series "Our Girl" taking over the lead role from "EastEnders" actress Lacey Turner. She was awarded FHM "Sexiest Woman in The World" in 2015.
Document 11: Sarah Lancashire: Sarah-Jane Abigail Lancashire, {'1': ", '2': ", '3': ", '4': "} (born 10 October 1964) is an English actress from Oldham, Lancashire. She graduated from the Guildhall School of Music and Drama in 1986 and began her career in local theatre, whilst teaching drama classes at the University of Salford. Lancashire found popular success in television programmes including "Coronation Street" (1991–1996, 2000), "Where the Heart Is" (1997–1999), "Clocking Off" (2000) and "Seeing Red" (2000) and earned widespread recognition. In the summer of 2000, Lancashire signed a two-year golden handcuffs contract with the ITV network which made her the UK's highest paid television actress. In 2004, following an 18-month career break, she directed an episode of anthology series "The Afternoon Play".
Document 12: Yellow Back Radio Broke-Down: Yellow Back Radio Broke-Down, by the African-American writer Ishmael Reed, is a satirical take on the traditional Western. It is Ishmael Reed's second novel, following "The Freelance Pallbearers" (1967), and was first published in 1969. It tells the story of the Loop Garoo Kid, an African-American cowboy who practices the religion of Neohoodooism, and describes his struggle against established religion and cultural oppression.
Document 13: Rita May (song): "Rita May" (sometimes spelled as "Rita Mae") is a song by Bob Dylan, originally recorded during the sessions for the album Desire, but released only as the B-side of a single and on the compilation album, "Masterpieces". The song is based on the 1957 rockabilly song "Bertha Lou". Some listeners believe that the lyrics of the song refer to writer Rita Mae Brown, who had complained of the lack of opportunities for casual lesbian sex.
Document 14: Patterson (radio series): Patterson is a BBC radio sitcom about a hapless university lecturer. It was billed as a comedy series in eight parts, written by Malcolm Bradbury and Christopher Bigsby but strictly speaking, it is a serial. The show was produced by Geoffrey Perkins. It tells the tale of Doctor Andrew Patterson (Lewis Fiander) who is cajoled by his wife Jane (Judy Parfitt) into accepting a job in the dysfunctional English department of a provincial red-brick university. This is the catalyst for a catalogue of unfortunate events which sees his life rapidly crumble around him, bit by bit. The series occupies a unique position in the history of BBC Radio 3 as it remains the only sitcom ever to be broadcast on that station.
Document 15: Rita May (actress): May began her career as a singer on the working men's club circuit in and around South Yorkshire. She featured in the television adaptation of Barry Hines' "The Price of Coal", a "Play for Today" first broadcast in 1977, and as Jimmy Kemp's mother in the Hines' scripted nuclear war drama "Threads" (1984). She has appeared in popular television series such as "Early Doors" and "Drop Dead Gorgeous", and radio programmes including "Ed Reardon's Week" and "The Blackburn Files". In 2005, she appeared in one episode of "Heartbeat". In March 2009, it was announced that from 17 April she would appear as Connie Rathbone, a new love interest of pigeon fancier Jack Duckworth, in the ITV1 soap opera "Coronation Street". She had already appeared in the soap opera in 'bit parts' on three earlier occasions.
ground_truth: "Ed Reardon's Week"