Fall TV is right around the corner, and we already have the scoop on CBS's pilots, but now we have the premiere dates, too! CBS has revealed when all of its shows will return and debut, and there are some changes from last year's schedule: The Big Bang Theory is moving into How I Met Your Mother's spot on Monday nights, and now there's a full night of NCIS-related material. Hooray! Scroll through to see when all your favorite CBS shows will return!