As you're very aware of by now, I'm sure, Peyton Hillis is out. Taking his place will be Chris Ogbonnaya, who spent some time with the Houston Texans before joining the Browns. Ogbonnaya is also from Houston, Texas and went to the University of Texas for college.
Here are the other inactives for the Browns, courtesy of their official Twitter:
If you're looking for the Houston Texans injury report and list of inactives, look no further, they can be found here.