Per Variety, Office cutie Jenna Fischer has joined the Judd Apatow- and Jake Kasdan-penned comedy Walk Hard, playing a June Carter Cash-esque love interest for John C. Reilly's fictional music legend, Dewey Cox. Fischer will also sing in the pic.... Will Arnett has been added to the lineup for Semi-Pro, the basketball comedy starring Will Ferrell, Woody Harrelson and Andrew Benjamin.... HDNet Films has tapped Brian De Palma to write and direct Redacted, a montage of stories about U.S. soldiers fighting in the Iraq war, and due for a fall day-and-date release.