Oluwakemi Nina Sosanya is an English stage, television, film and radio actress, most notable for her roles in W1A and Last Tango in Halifax.
Sosanya was born in Islington, London, to a Nigerian father and an English mother. For a short time, she attended the Vale of Catmose College in Oakham and later trained at the Northern School of Contemporary Dance.
She appeared as Colly Trent in series 2 of the BBC television drama Five Days. She appeared in the BBC Four television series Twenty Twelve, a comedy about the London 2012 Olympic build up, and the BBC One drama series Silk and Hustle. She also made a brief appearance in the children’s CBBC science fiction series, Wizards vs Aliens as Benny Sherwood’s mother, Trisha.
Sosanya played the character Alibe Silver in Treasure Island (2012). She played a main character, Kate McKenzie, in series 1–3 of the BBC original drama Last Tango in Halifax during 2012–2015, and a main character, Lucy Freeman, in the TV series W1A in 2014. In 2015, she starred with Catherine Tate and Mark Gatiss in a new play, The Vote, in the run-up to the UK 2015 general election. In 2016, she starred in the play Young Chekhov trilogy and as DCI Laura Porter in the ITV series Marcella.