Will Arnett and Michael Shannon have signed on to star in the big-screen adaptation of John Albano and Tony DeZuniga’s graphic novel “Jonah Hex" for Warner Bros.

Jimmy Hayward is directing the film, which also stars Josh Brolin, John Malkovich and Megan Fox. Hex (Brolin) is a bounty hunter and gunslinger with a scarred face.

According to the Hollywood Reporter, Arnett is set to play Union soldier enlisting Hex. Shannon is on-board to play Doc Cross Williams, ringleader of a gladiator circus event.

Arnett's voice can currently be heard on the big screen in "Monsters vs. Aliens." He will also soon star in "G-Force" and "When in Rome."

As for Shannon, he was recently nominated for an Oscar for "Revolutionary Road. He's got two productions coming up soon: "13" and "My Son, My Son, What Have Ye Done."

The good-looking Megan Fox is keeping herself quite busy in Hollywood these days.

According to the Hollywood Reporter, she's lined up two new projects, starting with "Jonah Hex," which also stars Josh Brolin and John Malkovich.

Jimmy Hayward directs the big-screen adaptation of John Albano and Tony DeZuniga’s graphic novel, which follows a bounty hunter and gunslinger with a scarred face.

Fox is also attached to star in Fox Atomic's "Fathom," based on the late Michael Turner's comic book. The story follows a woman who discovers she's part of race of aquatic humanoids who can control water.

Fox's recent big-screen credits include "Transformers" and "How to Lose Friends & Alienate People." She will, of course, next be seen in "Transformers: Revenge of the Fallen." She's also starring in the Diablo Cody-written cannibal tale "Jennifer's Body."

Here's your daily news dose for Feb. 12, 2009:

• Josh Brolin and Anthony Hopkins are set to star in Woody Allen's next film, which Variety says will shoot in London this summer. Of course, nothing is known about the film at this stage; Woody usually does a solid job at keeping everything secret. We'll keep you posted!

• Darren Bousman, director of "Saw," is set to helm "Akula," a heist thriller Paul W.S. Anderson will co-produce. Mark Distefano penned the script, which Alex Litvak is rewriting. According to Variety, the film is set on a submarine. That's all I know at this stage.

• Justin Marks has signed on to rewrite McG's "20,000 Leagues Under the Sea: Captain Nemo" for Walt Disney. Featuring characters from the Jules Verne novel and written by Bill Marsilli, the film focuses on Nemo's efforts to build the Nautilus, his advanced submarine. (Variety)

• John Malkovich has boarded Jimmy Hayward's "Jonah Hex," which also stars Josh Brolin and follows the adventures of Hex, a bounty hunter and gunslinger with a scarred face. According to Variety, Malkovich plays Turnbull, a Southern plantation owner who blames Hex for the death of his son.