Four-time Academy Award nominee Michelle Williams has been cast as Peggy Lee in an upcoming biopic called Fever, according to multiple reports.

The film about the popular jazz singer has long been in the development stages, but sources at Variety, Deadline and The Hollywood Reporter have now confirmed several details.

According to those reports, Oscar-nominated Todd Haynes has been brought on to direct the project. Williams and Haynes previously worked together on the 2017 film I’m Not Here.

Fever will be produced by Reese Witherspoon, Marc Platt, Pamela Koffler and Christine Vachon. MGM has picked up the project and Doug Wright is writing the screenplay, according to Deadline.