Hill heads on babysitting adventure! Jonah Hill has signed on to star in upcoming film The Sitter. The Superbad actor has been cast as a suspended college student back living at home with his single mother. His character is persuaded to babysit the unruly kids next door for some extra money and then embarks on a wild night… The story was written by Brian Gatewood and Alessandro Tanaka and will be directed by David Gordon Green. The Sitter is also scheduled to begin shooting in late 2010.