Oscar winner Emma Thompson has joined the production of How To Build A Girl, according to The Hollywood Reporter.
The film is set in 1993, with Feldstein playing Johanna Morrigan, a smart, opinionated and overweight teenager.
The film will adapt Caitlin Moran’s bestselling semi-autobiographical novel of the same name, which came out in 2014.
“We had fantasized about Emma Thompson playing the editor since we first spoke with Caitlin about this project — I think Caitlin might have cut the scene if Emma hadn’t agreed!