Cleaning Up is a British television drama series written and created by Mark Marlow. The six-part series premiered on ITV on 9 January 2019. It stars Sheridan Smith as Sam, a single mother and office cleaner who resorts to insider trading in order to pay her debts.

Sheridan Smith OBE is an English actress, singer, and television personality. Smith came to prominence after playing a variety of characters on sitcoms such as The Royle Family (1999–2000), Two Pints of Lager and a Packet of Crisps (2001–2009), Gavin & Stacey (2008–2010), and Benidorm (2009). She co-starred as Joey Ross in the drama series Jonathan Creek between 2009 and 2013, and went on to receive acclaim for starring in a succession of television dramas, such as Mrs Biggs (2012), Cilla (2014), The C Word (2015), Black Work (2015), The Moorside (2017), Cleaning Up (2019), and Four Lives (2022). Her film credits include Tower Block (2012), Quartet (2012), The Huntsman: Winter's War (2016), and The Railway Children Return (2022).