Question: Who did Sharon Horgan star as in  a British sitcom first broadcast on 19 January 2015, which had appearances from an English comedy actress who was also in "The IT Crowd", "Psychoville," "Peep Show" and "Fresh Meat"?
{'answer': 'Sharon Morris', 'supporting_facts': [['Margaret Cabourn-Smith', 0], ['Catastrophe (2015 TV series)', 1]]}