By Kerrie Mitchell
February 13, 2009 at 03:21 PM EST

Keri Russell has signed on to play Aileen Crowley a real-life mother of ailing children in an untitled drama for the new CBS Films, Variety reports. Brendan Fraser will play Crowley’s husband, and Harrison Ford will play the scientist who helps them search for the cure to the rare disease that has stricken their kids. The project is based on a Wall Street Journal article and nonfiction book called The Cure by Geeta Anand and will start filming in April.