Westwood performed on Lazytown, supplying puppetry and voice for Bessie Busybody and puppeteering Pixel. She also voiced Madge the turtle on It's a Big Big World, performed Miss Chicken on Dear Mr. Barker, and played the character Y on The Basil Brush Show. On-camera, Westwood has acted in episodes of Cracker, The Bill, Emmerdale, and Cracker.