Paul Walker has joined the cast of Clint Eastwood's Second World War drama Flags of Our Fathers, says The Hollywood Reporter.

Based on the James Bradley and Ron Powers' novel Flags of Our Fathers: Heroes of Iwo Jima, the movie will tell the story of Bradley, who learns about his father's past beyond his raising the American flag at the battle of Iwo Jima.

Also starring are Ryan Phillippe, Benjamin Walker, Jesse Bradford and Adam Beach.