Tumi is a screenwriter from London. She most recently wrote an episode of RICHES for Greenacre/ITV, and wrote on GRANTCHESTER Series 7. She has contributed in a number of writers’ rooms, including a series adaptation of a classic novel with Left Bank Pictures/Sky, a Lagos set drama with Archery Pictures/Sky, and an original thriller by Steven Thompson with New Regency/Scott Free. Her drama pilot THE PHILADELPHIA HOPE was featured on the 2020 Brit List and also won the Triforce Writerslam competition, which earned her a development deal with Amazon Studios.

Tumi has also worked as a researcher for Sister Pictures, screenwriter Sian Robins-Grace, producer Katie Swinden and playwright and screenwriter Dennis Kelly. She is currently developing original television and film projects with a number of production companies.