Quaid, Vosloo Board G.I. Joe
 

Dennis Quaid and Arnold Vosloo have joined director Stephen Sommers' G.I. Joe cast, according to Variety and IESB.net.

Quaid will play General Hawk, the grizzled team leader, and Arnold Vosloo will play Zartan, a mercenary who works with Destro and Cobra. The action-adventure, coming to theaters on August 7, 2009, is scheduled to shoot next month in Los Angeles.

The two join the previously-announced Channing Tatum (Duke), Ray Park (Snake Eyes), Marlon Wayans (Ripcord), Joseph Gordon-Levitt (Rex), Rachel Nichols (Scarlett), Sienna Miller (The Baroness), Adewale Akinnuoye-Agbaje Heavy Duty), Said Taghmaoui (Breaker) abd Byung-hun Lee (Storm Shadow) in the live-action feature.

Lorenzo di Bonaventura, who is coming off Transformers, is producing with Brian Goldner. Latter is the point person for Hasbro's venerable action figure line. Sommers and partner Bob Ducsay are also involved in producing capacities. Stuart Beattie wrote the most recent script draft.