Arnett, Shannon Join Jonah Hex

Will Arnett and Michael Shannon have joined the cast of Warner Bros. and Legendary Pictures' JONAH HEX, based on the DC Comics character, according to THE HOLLYWOOD REPORTER.

HEX will be directed by Jimmy Hayward, with production set to begin this month in Louisiana. The cast also includes Josh Brolin, John Malkovich and Megan Fox.

Arnett will play a Union soldier who enlists Hex and is then blindsided by the dirty fighting style of his enemies. Shannon will be Doc Cross Williams, an eccentric ringleader of a brutal gladiator circus.

Legendary is co-producing and co-financing the film.