Green got into comedy via television production and acting, after graduating from Goldsmiths College (University of London), with a degree in Drama and English.
[1] She is perhaps best known for her work as a character comedian, in a range of personas, and has toured worldwide to venues such as The Albert Hall and Sydney Opera House.
[4][5] Another character played by Green is Ida Barr, a self-proclaimed "world's first Music hall singer turned RnB rap superstar"[6] who has performed her two solo shows, "Artificial Hip hop" and "Get Old or Die Tryin'" all over the world, on various UK tours, and on a variety of media.
In 2025, Kit played the role of Tinker Bell in the horror feature film Peter Pan's Neverland Nightmare produced by Jagged Edge Productions and directed by Scott Jeffery.
", a show which she devised and co-wrote with Mark Whitelaw, Ursula Martinez, Marisa Carnesky, Francesca Baglione and Simon Vincenzi, and with a score by Ian Hill, which was performed at the Barbican Pit.