Fact: The cast of The Big Bang Theory is scheduled to begin work on season 4 early next month. Fact: The cast of The Big Bang Theory is currently knee-deep in contract renegotiations. Fact: I’m a little nervous that the former could be impacted by the outcome (or lack thereof) of the latter. Fact: I shared my anxiety with the Big Bang crew during an on- camera interview at Comic-Con. Fact: If you press play you can see for yourself.