Catrin Stewart is a Welsh actress best known for her role as Jenny Flint, the sidekick and later wife of the lizard detective Madame Vastra, on Doctor Who. She was also a regular on Sky1's Stella. Her theater credits include Juliet in Romeo and Juliet and Maggie in Cat on a Hot Tin Roof.
She is fluent in English and Welsh and has acted in both languages.
- Casualty, episode "A World Elsewhere" (2007): Michelle Stevenson.
- Misfits (2010-2011): Lily.
- Doctor Who (2011-2014): Jenny Flint.
- Stella (2012-2014, 2016, 2017): Emma Morris.
- Back for the Finale: Her character Emma returned for the final episode of Stella after being absent for much of the last few series.
- Beauty Mark: Hers is rather prominent.
- Ms. Fanservice: There were times when Jenny was this (her catsuit and underwear scene spring to mind). On Stella, Emma got a steamy shower scene with her lover.
- Patriotic Fervor: Like Eve Myles, she is very proud of being Welsh.