Roz trained as a textile designer at Middlesex Polytechnic in the early 1980s but has been making films since 1995. Her recent production, Invisible, funded by the Wellcome Trust, is an experimental documentary about the Arctic, chemicals and the environment. Roz lives in London.

Her earlier film Dog of my Dreams explores the relationships girls have with their dogs, and Wormcharmer looks at a woman's fascination with worms.