When it comes to her professional life, Ritchie co-starred in the 2004 short film The Open Doors with Michael Sheen. She appeared as an uncredited extra in the 2005 film Harry Potter and the Goblet of Fire.
She also appeared in The Pierglass at the Young Pleasance Theatre during the Edinburgh Festival Fringe in August 2006.
Ritchie appeared in an Emmerdale episode alongside All Angels. She also played Emily Owen, a neighbor, in the BBC’s Life of Riley. From 2011 to 2016, Ritchie portrayed Oregon in the Channel 4 comedy series Fresh Meat.
In 2015, she joined the cast of the well-known historical drama Call The Midwife. Ritchie appeared on the show as Nurse Barbara Gilbert (Herward) before leaving in March 2018. She also played Sibyl Chase in the UK version of Nol Coward’s Private Lives in 2016.
She made her debut as Lin in the Doctor Who episode “Resolution” on New Year’s Day 2019. Since 2019, she has played Alison in both Dead Pixels and Ghosts, two BBC comedies about a young couple who inherit a haunted estate.
Further, She also played George in the Channel 4 sitcom Feel Good, alongside Mae Martin. In 2020, the Netflix television show premiered. Ritchie appeared on Channel 4’s Taskmaster series 11, which aired from March to May 2021. She was cast as a series regular in You season 4 in 2022.
