Belinda Stewart-Wilson is an English actress. She started acting in the 1990s, debuting in the TV series Shine on Harvey Moon. In the 2000s, she made her film debut with the 2001 movie Kiss Kiss. She also had appearances on various shows, including Holby City, Look Around You, Broken News, Party Animals, and The IT Crowd. She later appeared in the film Razzle Dazzle: A Journey into Dance. Stewart-Wilson became best known for starring as Polly McKenzie in The Inbetweeners, which she played from 2008 to 2010. During this period, she also starred in the film Primeval. She reprised her role as Polly in The Inbetweeners Movie and The Inbetweeners 2. Since 2017, she stars as Annette Glennis in the black comedy series Sick Note.