Stefan Golaszewski is a British/Polish writer, performer and director.
 He is part of comedy sketch group Cowards and is the writer and creator of the BAFTA winning sitcom Him & Her.
Catastrophe is a British sitcom first broadcast on 19 January 2015 on Channel 4.
 It stars Sharon Horgan as Sharon Morris and Rob Delaney as Rob Norris, who get together after she becomes pregnant following a brief affair while he is in the UK on business.
 Carrie Fisher, Ashley Jensen, and Mark Bonnar play supporting characters in the series.
Him & Her is a British television sitcom about a lazy twenty-something couple: Steve and Becky, who live in Walthamstow, London.
 It was first broadcast in the United Kingdom on BBC Three on 6 September 2010.
 It is written by Stefan Golaszewski and stars Russell Tovey and Sarah Solemani.
 The theme tune is the song "Boom Bang-a-Bang" by Lulu.
Undone is a radio comedy broadcast by the BBC on the digital channel BBC 7, written by and starring Ben Moor.
 It uses a sci-fi theme of parallel universes to poke fun at life and especially the media business in London.
 The series focuses on the life of Edna Turner (Sarah Solemani in Series One and Alex Tregear in Series Two and Three), a journalist for a listings magazine who discovers a weird parallel version of London called "Undone".
Man Down is a British sitcom first broadcast on 18 October 2013 on Channel 4 and starring Greg Davies as Dan, a man who hates his job as a teacher and who recently broke up with his girlfriend.
Sarah Solemani is an award winning English actress, writer and activist, best known for starring in the BAFTA winning sitcom "Him & Her" , playing Renee Zellweger's best friend 'Miranda' in Working Title's "Bridget Jones's Baby", for which she was nominated for an Evening Standard Best Actress Award, and for her role as Rosie Gulliver in "Bad Education".
Roman's Empire was a British television comedy show starring Mathew Horne, Neil Dudgeon, Chris O'Dowd, Montserrat Lombard and Sarah Solemani.
 Written by brothers Harry and Jack Williams (sons of writer Nigel Williams) as their TV writing debut, the programme's first episode was shown on BBC Two on 12 April 2007.
Black Books is a BAFTA Award winning sitcom first broadcast on Channel 4 from 2000 to 2004.
 It revolves around the lives of three main characters: Bernard Black, played by Dylan Moran; Manny Bianco, played by Bill Bailey; and Fran Katzenjammer, played by Tamsin Greig.
 Bernard is the belligerent owner of the book shop Black Books, while Manny is his assistant, and Fran is their friend and neighbour.
 All three characters appeared in all 18 episodes of the show.
 Supporting characters appeared infrequently to support each episode's storyline, a number of whom were guest stars, as well as lesser known actors who went on to have major roles in British comedy series.
 Co-writer Graham Linehan also appeared in Ep.
 1.2 as the "I Love Books" customer and Ep 1.5 as a fast food customer.
The Secrets is a British drama television series first broadcast on BBC One in 2014.
 The five-part series, made by Working Title Television, is directed by Dominic Savage.
 The writers are Elinor Cook, Nick Payne, Ben Ockrent and Sarah Solemani.
The Five is a British crime drama television series, created by crime author Harlan Coben as his first original series for television.
 "The Five" began broadcast on 15 April 2016 on Sky1 in the UK.
 The series stars Tom Cullen, O. T. Fagbenle, Lee Ingleby and Sarah Solemani as childhood friends Mark, Danny, Slade and Pru, who are re-united after DNA evidence left at a murder scene is revealed to be that of Mark's brother Jesse, who disappeared one summer's day after playing in the park with the four friends.
 The first series consists of ten episodes, with two episodes broadcast each week consecutively.
 Set in the fictional town of "Westbridge", the series was filmed in Liverpool, Wirral, Runcorn, and surrounding areas, including Frodsham.

Question: Sarah Solemani is best known for starring in a BAFTA winning sitcom first broadcast on which channel ?
Answer: BBC Three