Steve Zahn has signed on to star in Diary of a Wimpy Kid, Fox 2000's adaptation of Jeff Kinney's novels, directed by Thor Freudenthal.

According to Variety, Nina Jacobson and Brad Simpson are producing. Kinney exec produces; his Diary of a Wimpy Kid series has sold more than 20 million copies. A pair of writing teams -- Jeff Filgo & Jackie Filgo and Jeff Judah & Gabe Sachs -- wrote the screenplay for Diary of a Wimpy Kid, which follows a middle-school student during the course of a school year.

Zachary Gordon, who was tapped after a nine-month search, will play the title role, with Zahn and Rachael Harris portraying his parents. Robert Capron will portray his best friend, and Devon Bostick will play his brother.

Related: Diary of a Wimpy Kid 4 Preview Video Introduces the New Cast

No production date has been set.