In this week's installment of 10 Stories You Might Have Missed: Mark Ruffalo says that the Hulk will have a bigger role in "Avengers: Age of Ultron." Also: Don Cheadle needs your help with his Miles Davis biopic, James Cameron reveals the process behind writing the three "Avatar" sequels, Malin Akerman and Kellan Lutz are heading back to "The Comeback," Spoon announce new album, "Sleepy Hollow" sets season two premiere date, "Big Brother" goes HD, and more.

Catch up here: